Fix id overflow (#1589)

Thanks @Ian-cmd-ops.

.config/nextest.toml

@@ -11,7 +11,7 @@ not (
     (package(solidcraft-engine) & (
         test(=tests::hostile_params_never_panic)
         | test(/^tests::robustness::/)
-        | test(/^tests::robustness_goldens::/)
+        | test(/^tests::robustness_goldens::seed_/)
         | test(=pattern_suppress_tests::enclosure_arc_extinction_keeps_a_real_sharp_inner_lip_after_resize_and_reopen)
         | test(=pattern_suppress_tests::enclosure_datums_follow_wall_height_and_board_depth_with_material_proofs)
         | test(=cmd::plastic::tests::enclosure_snap_fit_follows_resized_front_wall)

.github/ISSUE_TEMPLATE/bug.yml

@@ -0,0 +1,41 @@
+name: Bug report
+description: Something in SolidCraft does the wrong thing
+labels: [bug]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thanks for taking the time to report this! Inside the app, **Report an Issue** fills most of this in for you, with the command, its settings and your environment.
+  - type: textarea
+    id: what
+    attributes:
+      label: What happened
+      description: What did you expect, and what happened instead?
+    validations:
+      required: true
+  - type: textarea
+    id: steps
+    attributes:
+      label: Steps to reproduce
+      description: |
+        What you clicked or typed, in order. For a problem on a particular design, `solidcraft-cli script design.solidcraft --out repro.json` turns its history into a script that `solidcraft-cli eval repro.json` replays; attach it, trimmed to the failing step if you can.
+      placeholder: |
+        1. Sketch a circle on the XY plane
+        2. Extrude it 10 mm
+        3. Fillet the top edge with 6 mm
+    validations:
+      required: true
+  - type: input
+    id: version
+    attributes:
+      label: SolidCraft version and OS
+      description: Help → About shows the version.
+      placeholder: 0.15.0, Windows 11
+    validations:
+      required: true
+  - type: textarea
+    id: media
+    attributes:
+      label: Screenshots or recording
+      description: |
+        For anything you can see in the app, a screenshot or short recording of a small example helps the most. Please leave out private designs and personal details.

.github/ISSUE_TEMPLATE/bug_report.md

@@ -1,23 +0,0 @@
----
-name: Bug report
-about: Help reproduce and fix a SolidCraft problem
-title: ''
-labels: ''
-assignees: ''
----
-
-## Behavior
-
-What did you expect, and what happened instead?
-
-## Reproduction
-
-Include steps, SolidCraft version/commit and relevant environment details. Prefer a small example without private design data.
-
-When the problem shows on a particular design, `solidcraft-cli script design.solidcraft --out repro.json` turns its history into a script that `solidcraft-cli eval repro.json` replays; attach it, trimmed to the failing step if you can.
-
-## Screenshots of the behavior (when observable)
-
-For observable CAD, UI or model behavior, include actual descriptive screenshots or a short recording from a small reproduction. This includes kernel, geometry, assembly and backend effects that can be shown in the app. Coding agents should run the app and capture the evidence themselves, rather than asking a human for evidence they can produce. Show the actual failure/result, preferably before and after, with brief steps, expected/actual behavior and annotations where helpful.
-
-Flowcharts and Mermaid diagrams cannot substitute for evidence of visible behavior. Use diagrams for architectural reasoning when actual screenshots cannot illustrate the point. Changes with no useful observable behavior may omit screenshot/video evidence. Exclude private designs and sensitive details; attach media or link to an accessible recording rather than committing generated review artifacts.

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,7 @@
+# Blank issues stay on: the app's Report an Issue opens issues/new?title=…&body=… with the report
+# filled in (crates/ui-egui/src/issue_report.rs), which GitHub drops when blank issues are off.
+blank_issues_enabled: true
+contact_links:
+  - name: Questions and chat
+    url: https://discord.gg/FtU4NQNVDH
+    about: Ask questions and talk with users and contributors on the SolidCraft Discord.

.github/ISSUE_TEMPLATE/feature.yml

@@ -0,0 +1,16 @@
+name: Feature request
+description: Something SolidCraft should do
+labels: [enhancement]
+body:
+  - type: textarea
+    id: goal
+    attributes:
+      label: What are you trying to do
+      description: The part or workflow you have in mind, and where SolidCraft gets in the way today.
+    validations:
+      required: true
+  - type: textarea
+    id: idea
+    attributes:
+      label: How you imagine it working
+      description: Optional. Describe the behaviour in your own words; please don't paste another product's documentation.

.github/actionlint.yaml

@@ -0,0 +1,4 @@
+self-hosted-runner:
+  labels:
+    - self-hosted-fast
+    - self-hosted-light

.github/release-notes.md

@@ -1,9 +1,9 @@
 SolidCraft is open-source parametric 3D CAD in Rust: sketch, constrain, extrude, and change a
-parameter to watch the timeline rebuild. [Documentation](https://bherbruck.github.io/solidcraft/)
-· [try it in the browser](https://bherbruck.github.io/solidcraft/app/) ·
+parameter to watch the timeline rebuild. [Documentation](https://docs.solidcraft.io/)
+· [try it in the browser](https://solidcraft.io/app) ·
 [contributing](https://github.com/bherbruck/solidcraft/blob/main/CONTRIBUTING.md) ·
 [issues](https://github.com/bherbruck/solidcraft/issues). AI agents can model with it over MCP:
-`solidcraft-cli mcp` ([how](https://bherbruck.github.io/solidcraft/guide/mcp.html)).
+`solidcraft-cli mcp` ([how](https://docs.solidcraft.io/guide/mcp.html)).
 
 **What's new** in SolidCraft {version} is listed below, and the
 [ROADMAP](https://github.com/bherbruck/solidcraft/blob/main/ROADMAP.md#known-limitations) lists
@@ -41,16 +41,20 @@ installing SolidCraft; keep both remotes in the same user installation:
 
 ```sh
 flatpak remote-add --user --if-not-exists flathub https://dl.flathub.org/repo/flathub.flatpakrepo
-flatpak remote-add --user --if-not-exists solidcraft https://bherbruck.github.io/solidcraft/flatpak/solidcraft.flatpakrepo
+flatpak remote-add --user --if-not-exists solidcraft https://docs.solidcraft.io/flatpak/solidcraft.flatpakrepo
 flatpak install --user solidcraft ai.storyteller.solidcraft
 flatpak run ai.storyteller.solidcraft
 ```
 
+A remote added from the old `bherbruck.github.io` address no longer finds updates: run
+`flatpak remote-modify --user --url=https://docs.solidcraft.io/flatpak/repo/ solidcraft`, then
+`flatpak update --user`.
+
 Flatpak installs from 0.7 or earlier use the old ID `ai.storyteller.solvecraft`: `flatpak update --user`
 offers to replace it with `ai.storyteller.solidcraft`, and settings move along.
 
 Single-file `.flatpak` bundles include the runtime repository address; missing runtimes
-still need an internet connection. [Linux installation details](https://bherbruck.github.io/solidcraft/guide/getting-started.html#linux-flatpak).
+still need an internet connection. [Linux installation details](https://docs.solidcraft.io/guide/getting-started.html#linux-flatpak).
 
 The builds aren't signed yet. On macOS, right-click `SolidCraft.app` in Applications and choose
 **Open** the first time (or run `xattr -dr com.apple.quarantine /Applications/SolidCraft.app`).

.github/workflows/ci.yml

@@ -6,12 +6,32 @@
 # vendor/, tests/, scripts/ or any file no package owns select the whole workspace, as do
 # pushes to main, the nightly run and Run workflow.
 # Tests are built once and run in 4 shards. A few heavy tests (see .config/nextest.toml) are
-# skipped on pull requests and run on pushes to main and nightly.
+# skipped on pull requests and run on pushes to main and nightly. The Windows jobs (D3D12 shaders
+# and app startup) run on pull requests only when what they test changes (the GPU crate, the app,
+# the viewport's GPU glue, the graphics dependencies, their scripts or this file); main and
+# nightly always run them. Only main saves the build caches; pull requests restore them.
+# The merge queue runs the full suite on exactly the commit it then puts on main, so a push to
+# main that a passing merge-queue run already tested runs only the repository checks; a push
+# that skipped the queue still runs everything. Pull requests run the reference tests when the
+# command line (or anything it depends on) changes, and doc tests for the affected packages.
 # Cross-compilation is opt-in through Run workflow; release builds remain in release.yml.
+# Trusted runs use both pools: pushes to main, merge-queue groups and pull requests from a branch
+# of this repository (people with write access; fork pull requests never run on this machine).
+# There, Select checks and ci run on the self-hosted light runner (`self-hosted-light`, quick
+# jobs, so they never wait behind a build), and the repository checks, Clippy, the doc tests,
+# the reference tests and all four test shards on the self-hosted runners (`self-hosted-fast`, warm
+# build directories via scripts/ci/warm-target.sh). Fork PRs' Linux jobs run on the isolated, ephemeral
+# `self-hosted-untrusted` runners (no warm caches); everything else runs on GitHub's runners.
+# The test archive is always built on GitHub's runners: the self-hosted machine has a newer
+# glibc, so its binaries wouldn't start on ubuntu-24.04, while the archive runs there unchanged
+# (same /home/runner/work checkout path). Fork pull requests, the nightly run and Run workflow
+# use GitHub's runners only; the self-hosted runners refuse any other job.
 name: CI
 
 on:
   pull_request:
+  # The merge queue: each queued group runs the full suite before it lands on main.
+  merge_group:
   push:
     branches: [main]
   schedule:
@@ -51,12 +71,23 @@ jobs:
 
   changes:
     name: Select checks
-    runs-on: ubuntu-24.04
+    # Trusted runs (see the top of this file) use the self-hosted runners.
+    runs-on: ${{ (github.event_name == 'merge_group' || (github.event_name == 'push' && github.ref == 'refs/heads/main') || (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name == github.repository)) && 'self-hosted-light' || 'ubuntu-24.04' }}
+    permissions:
+      contents: read
+      # To ask whether the merge queue already tested a commit pushed to main.
+      actions: read
     outputs:
       native: ${{ steps.paths.outputs.native }}
       kernel: ${{ steps.paths.outputs.kernel }}
+      windows: ${{ steps.paths.outputs.windows }}
       full: ${{ steps.paths.outputs.full }}
       packages: ${{ steps.paths.outputs.packages }}
+      oracle: ${{ steps.paths.outputs.oracle }}
+      # Whether the other Linux jobs use the self-hosted runners too.
+      # Trusted self-hosted runs only: a fork PR's checks run on the untrusted pool and must never
+      # route the jobs after them to the trusted runners.
+      local: ${{ runner.environment == 'self-hosted' && !(github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name != github.repository) }}
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
@@ -67,18 +98,43 @@ jobs:
           EVENT_NAME: ${{ github.event_name }}
           BASE_SHA: ${{ github.event.pull_request.base.sha }}
           HEAD_SHA: ${{ github.event.pull_request.head.sha }}
+          PUSH_SHA: ${{ github.sha }}
+          REPO: ${{ github.repository }}
+          GH_TOKEN: ${{ github.token }}
         run: |
           native=false
           kernel=false
+          windows=false
           full=true
           packages=
-          if [ "$EVENT_NAME" != pull_request ]; then
+          if [ "$EVENT_NAME" = push ]; then
+            # The queue lands the very commit its merge_group run tested. If that run passed,
+            # testing the push again proves nothing new; otherwise (a merge that skipped the
+            # queue, or the API cannot answer) test everything.
+            # curl and grep only: Select checks of a push runs on the self-hosted runner.
+            tested=$(curl -fsS -H "Authorization: Bearer $GH_TOKEN" -H "Accept: application/vnd.github+json" \
+              "https://api.github.com/repos/$REPO/actions/workflows/ci.yml/runs?event=merge_group&head_sha=$PUSH_SHA&status=success&per_page=1" \
+              | grep -o '"total_count": *[0-9]*' | grep -o '[0-9]*$' || echo 0)
+            if [ "${tested:-0}" -gt 0 ]; then
+              echo "The merge queue already tested $PUSH_SHA: repository checks only."
+            else
+              native=true
+              windows=true
+            fi
+          elif [ "$EVENT_NAME" != pull_request ]; then
             native=true
+            windows=true
           else
             # Compare both old and new paths of renames; unknown paths run native checks.
             git diff --no-renames --name-only -z "$BASE_SHA...$HEAD_SHA" > "$RUNNER_TEMP/ci-paths"
             while IFS= read -r -d '' path; do
               case "$path" in crates/kernel/*|vendor/truck-*) kernel=true ;; esac
+              # What the Windows D3D12 jobs exercise: the GPU crate and its shaders, the app and
+              # its startup, the viewport's wgpu glue, the vendored egui-wgpu, their scripts.
+              case "$path" in
+                crates/gpu/*|apps/solidcraft/*|crates/ui-egui/src/gpu.rs|vendor/egui-wgpu/*) windows=true ;;
+                tools/windows-*.ps1|.github/workflows/ci.yml|rust-toolchain*|.cargo/*) windows=true ;;
+              esac
               case "$path" in
                 .github/workflows/ci.yml) native=true ;;
                 *.rs|Cargo.toml|Cargo.lock|*/Cargo.toml|.cargo/*|rust-toolchain*) native=true ;;
@@ -86,6 +142,12 @@ jobs:
                 *) native=true ;;
               esac
             done < "$RUNNER_TEMP/ci-paths"
+            # A lockfile change that moves the graphics stack (wgpu, naga, egui, winit, windows).
+            if [ "$windows" = false ] && grep -qxz 'Cargo.lock' "$RUNNER_TEMP/ci-paths" \
+              && git diff "$BASE_SHA...$HEAD_SHA" -- Cargo.lock \
+                | grep -Eq '^[ +-]name = "(wgpu[a-z_-]*|naga|egui[a-z_-]*|eframe|winit|windows[a-z_-]*|d3d12)"'; then
+              windows=true
+            fi
             # Pull requests build and test the touched packages and their dependents.
             python3 -I scripts/ci/affected.py --paths "$RUNNER_TEMP/ci-paths" > "$RUNNER_TEMP/ci-affected"
             cat "$RUNNER_TEMP/ci-affected"
@@ -94,54 +156,85 @@ jobs:
             # Code changed but nothing was selected: be safe and test everything.
             if [ "$native" = true ] && [ "$full" != true ] && [ -z "$packages" ]; then full=true; fi
           fi
+          # The reference tests replay recipes through solidcraft-cli: needed when it, or anything
+          # it depends on, is selected.
+          oracle=$native
+          if [ "$EVENT_NAME" = pull_request ] && [ "$full" != true ]; then
+            case " $packages " in *" solidcraft-cli "*) ;; *) oracle=false ;; esac
+          fi
+          # The pull request fast lane: Windows and the reference tests run on main (and the nightly),
+          # not on every pull request push; a break there is fixed forward on main.
+          if [ "$EVENT_NAME" = pull_request ]; then windows=false; oracle=false; fi
           {
             echo "native=$native"
             echo "kernel=$kernel"
+            echo "windows=$windows"
+            echo "oracle=$oracle"
             echo "full=$full"
             echo "packages=$packages"
           } >> "$GITHUB_OUTPUT"
 
   checks:
     name: Format and repository checks
-    runs-on: ubuntu-24.04
+    runs-on: ${{ (github.event_name == 'merge_group' || (github.event_name == 'push' && github.ref == 'refs/heads/main') || (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name == github.repository)) && 'self-hosted-fast' || 'ubuntu-24.04' }}
     timeout-minutes: 15
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+      - name: Warm build directory (self-hosted runner)
+        if: runner.environment == 'self-hosted' && !(github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name != github.repository)
+        run: scripts/ci/warm-target.sh checks
       - uses: dtolnay/rust-toolchain@stable
         with:
           components: rustfmt
-      - uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
+      # The trusted self-hosted runners keep their build directory and Cargo home instead; the
+      # untrusted ones (fork pull requests) start empty and restore main's cache, read-only.
+      - if: runner.environment == 'github-hosted' || (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name != github.repository)
+        uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
         with:
           key: repo-checks
+          save-if: ${{ github.ref == 'refs/heads/main' }}
       - name: Format
         run: cargo fmt --all -- --check
       - name: Asset attribution
         run: cargo xtask assets
+      - name: UI icon standards and review tool
+        run: cargo xtask icons
       - name: Licences
         run: cargo xtask licences --check
       - name: Dependency layers
         run: cargo xtask layers
+      - name: Sorted lists
+        run: cargo xtask lists
+      - name: Design format pending changes
+        run: bash scripts/test-format-pending.sh
       - name: Web app offline use and updates (headless Chrome)
         run: cargo xtask web-offline-test
       - name: Affected-package selection self-test
         run: python3 -I scripts/ci/test_affected.py
-      - name: Claim bot tests
-        run: node --test scripts/claim/*.test.js
+      - name: Claim and triage bot tests
+        run: node --test scripts/claim/*.test.js scripts/triage/*.test.js
 
   clippy:
     name: Native Linux Clippy
     needs: changes
     if: needs.changes.outputs.native == 'true'
-    runs-on: ubuntu-24.04
+    runs-on: ${{ needs.changes.outputs.local == 'true' && 'self-hosted-fast' || 'ubuntu-24.04' }}
     timeout-minutes: 30
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+      - name: Warm build directory (self-hosted runner)
+        if: runner.environment == 'self-hosted' && !(github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name != github.repository)
+        run: scripts/ci/warm-target.sh clippy
       - uses: dtolnay/rust-toolchain@stable
         with:
           components: clippy
-      - uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
+      # The trusted self-hosted runners keep their build directory and Cargo home instead; the
+      # untrusted ones (fork pull requests) start empty and restore main's cache, read-only.
+      - if: runner.environment == 'github-hosted' || (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name != github.repository)
+        uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
         with:
           key: native-clippy
+          save-if: ${{ github.ref == 'refs/heads/main' }}
       - name: Clippy
         env:
           FULL: ${{ needs.changes.outputs.full }}
@@ -156,8 +249,9 @@ jobs:
     name: Build tests
     needs: changes
     if: needs.changes.outputs.native == 'true'
-    runs-on: ubuntu-24.04
-    timeout-minutes: 45
+    runs-on: ${{ (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name != github.repository) && 'self-hosted-untrusted' || 'ubuntu-24.04' }}
+    # Fork builds compile inside gVisor on shared boxes; give them room to finish and upload.
+    timeout-minutes: ${{ (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name != github.repository) && 90 || 45 }}
     env:
       CARGO_INCREMENTAL: "0"
       RUSTC_WRAPPER: sccache
@@ -169,6 +263,7 @@ jobs:
       - uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
         with:
           key: native-tests
+          save-if: ${{ github.ref == 'refs/heads/main' }}
       - name: Set up compiler cache
         uses: mozilla-actions/sccache-action@fc920bf0ec8de6ee65d409111f7ec508035751ba # v0.0.11
         with:
@@ -198,12 +293,13 @@ jobs:
   tests:
     name: Native Linux tests (${{ matrix.shard }}/4)
     needs: [changes, build-tests]
-    runs-on: ubuntu-24.04
+    runs-on: ${{ needs.changes.outputs.local == 'true' && 'self-hosted-fast' || ((github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name != github.repository) && 'self-hosted-untrusted' || 'ubuntu-24.04') }}
     timeout-minutes: 60
     strategy:
       fail-fast: false
       matrix:
-        shard: [1, 2, 3, 4]
+        # Pull requests test their affected crates in 2 shards; main and the nightly use 4.
+        shard: ${{ fromJSON(github.event_name == 'pull_request' && '[1, 2]' || '[1, 2, 3, 4]') }}
     env:
       # Pictures (snapshots, screenshots, ui.render, the viewport's offscreen tests) are drawn on
       # the GPU. The runner has none: Mesa's lavapipe (software Vulkan) draws them, and a test that
@@ -213,6 +309,8 @@ jobs:
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: Install a software Vulkan driver (lavapipe)
+        # Preinstalled on the self-hosted runner, which has no sudo.
+        if: runner.environment == 'github-hosted'
         run: |
           sudo apt-get update
           sudo apt-get install -y --no-install-recommends mesa-vulkan-drivers libvulkan1
@@ -226,6 +324,7 @@ jobs:
         env:
           EVENT_NAME: ${{ github.event_name }}
           SHARD: ${{ matrix.shard }}
+          SHARDS: ${{ github.event_name == 'pull_request' && 2 || 4 }}
         run: |
           # Pull requests skip the heavy tests (default-filter in .config/nextest.toml).
           all=()
@@ -237,17 +336,7 @@ jobs:
           # Extract into ./target: tests that run a built binary (env!("CARGO_BIN_EXE_*")) have
           # the build job's path, which is the same checkout path here.
           cargo nextest run --archive-file tests.tar.zst --workspace-remap . --extract-to . --extract-overwrite \
-            --profile ci --partition "slice:$SHARD/4" --no-tests=pass "${all[@]}"
-      - name: Robustness goldens sample (pull requests that touch the kernel)
-        # Every 8th seed of tests/robustness/goldens.json, a quarter per shard; pushes to main and
-        # the nightly run every seed in the step above.
-        if: github.event_name == 'pull_request' && needs.changes.outputs.kernel == 'true'
-        env:
-          SHARD: ${{ matrix.shard }}
-        run: |
-          cargo nextest run --archive-file tests.tar.zst --workspace-remap . --extract-to . --extract-overwrite \
-            --profile ci --ignore-default-filter \
-            -E "package(solidcraft-engine) & test(=tests::robustness_goldens::sample_$((SHARD - 1)))"
+            --profile ci --partition "slice:$SHARD/$SHARDS" --no-tests=pass "${all[@]}"
       - name: Upload test timings
         if: always()
         uses: actions/upload-artifact@cf430e030ddbb5b0abf93d22962f4752f3646cd9 # v7.0.2
@@ -352,7 +441,7 @@ jobs:
     name: Doc tests
     needs: changes
     if: needs.changes.outputs.native == 'true'
-    runs-on: ubuntu-24.04
+    runs-on: ${{ needs.changes.outputs.local == 'true' && 'self-hosted-fast' || 'ubuntu-24.04' }}
     timeout-minutes: 45
     env:
       CARGO_INCREMENTAL: "0"
@@ -361,22 +450,49 @@ jobs:
       SCCACHE_IGNORE_SERVER_IO_ERROR: "1"
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+      - name: Warm build directory (self-hosted runner)
+        if: runner.environment == 'self-hosted' && !(github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name != github.repository)
+        run: scripts/ci/warm-target.sh doc-tests
       - uses: dtolnay/rust-toolchain@stable
-      - uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
+      # The trusted self-hosted runners keep their build directory and Cargo home instead; the
+      # untrusted ones (fork pull requests) start empty and restore main's cache, read-only.
+      - if: runner.environment == 'github-hosted' || (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name != github.repository)
+        uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
         with:
           key: doc-tests
+          save-if: ${{ github.ref == 'refs/heads/main' }}
       - name: Set up compiler cache
         uses: mozilla-actions/sccache-action@fc920bf0ec8de6ee65d409111f7ec508035751ba # v0.0.11
         with:
           version: v0.16.0
       # nextest does not run doc tests.
-      - run: cargo test --workspace --profile ci --locked --doc
+      - name: Doc tests
+        env:
+          FULL: ${{ needs.changes.outputs.full }}
+          PACKAGES: ${{ needs.changes.outputs.packages }}
+        run: |
+          # Pull requests test the affected packages that have a library (only libraries have doc
+          # tests); everything else, the whole workspace.
+          scope=(--workspace)
+          if [ "$FULL" != true ]; then
+            scope=()
+            libs=$(cargo metadata --no-deps --format-version 1 --locked \
+              | python3 -I -c 'import json, sys; print(" ".join(p["name"] for p in json.load(sys.stdin)["packages"] if any("lib" in t["kind"] for t in p["targets"])))')
+            for p in $PACKAGES; do
+              case " $libs " in *" $p "*) scope+=(-p "$p") ;; esac
+            done
+          fi
+          if [ ${#scope[@]} -eq 0 ]; then
+            echo "No affected package has a library: no doc tests to run."
+            exit 0
+          fi
+          cargo test "${scope[@]}" --profile ci --locked --doc
 
   oracle:
     name: Reference tests
     needs: changes
-    if: needs.changes.outputs.native == 'true'
-    runs-on: ubuntu-24.04
+    if: needs.changes.outputs.oracle == 'true'
+    runs-on: ${{ needs.changes.outputs.local == 'true' && 'self-hosted-fast' || ((github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name != github.repository) && 'self-hosted-untrusted' || 'ubuntu-24.04') }}
     timeout-minutes: 60
     env:
       CARGO_INCREMENTAL: "0"
@@ -385,10 +501,17 @@ jobs:
       SCCACHE_IGNORE_SERVER_IO_ERROR: "1"
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+      - name: Warm build directory (self-hosted runner)
+        if: runner.environment == 'self-hosted' && !(github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name != github.repository)
+        run: scripts/ci/warm-target.sh oracle
       - uses: dtolnay/rust-toolchain@stable
-      - uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
+      # The trusted self-hosted runners keep their build directory and Cargo home instead; the
+      # untrusted ones (fork pull requests) start empty and restore main's cache, read-only.
+      - if: runner.environment == 'github-hosted' || (github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name != github.repository)
+        uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
         with:
           key: oracle
+          save-if: ${{ github.ref == 'refs/heads/main' }}
       - name: Set up compiler cache
         uses: mozilla-actions/sccache-action@fc920bf0ec8de6ee65d409111f7ec508035751ba # v0.0.11
         with:
@@ -396,7 +519,7 @@ jobs:
       - name: Build the command line
         run: cargo build -p solidcraft-cli --profile ci --locked
       - name: Replay tests/oracle and compare with expected.json
-        run: cargo xtask oracle --cli target/ci/solidcraft-cli
+        run: cargo xtask oracle --cli "${CARGO_TARGET_DIR:-target}/ci/solidcraft-cli"
       - name: Upload the report
         if: always()
         uses: actions/upload-artifact@cf430e030ddbb5b0abf93d22962f4752f3646cd9 # v7.0.2
@@ -412,7 +535,7 @@ jobs:
   windows-fxc:
     name: Windows D3D12 FXC shaders
     needs: changes
-    if: needs.changes.outputs.native == 'true'
+    if: needs.changes.outputs.windows == 'true'
     runs-on: windows-latest
     timeout-minutes: 45
     env:
@@ -427,6 +550,7 @@ jobs:
       - uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
         with:
           key: windows-fxc
+          save-if: ${{ github.ref == 'refs/heads/main' }}
       # One test at a time: WARP's shader JIT crashes now and then (a null read in
       # d3d10warp.dll's JIT optimizer, about 1 run in 60) when several devices compile compute
       # pipelines at once, which the parallel tests do. Minidumps showed it in WARP itself, not
@@ -439,7 +563,7 @@ jobs:
   windows-startup:
     name: Windows app startup
     needs: changes
-    if: needs.changes.outputs.native == 'true'
+    if: needs.changes.outputs.windows == 'true'
     runs-on: windows-latest
     timeout-minutes: 60
     steps:
@@ -448,6 +572,7 @@ jobs:
       - uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
         with:
           key: windows-startup
+          save-if: ${{ github.ref == 'refs/heads/main' }}
       - name: Backend order and probing on Windows
         run: cargo test -p solidcraft --profile ci --locked -- startup::tests native_crash::tests native_frame::tests
       - name: Build the app
@@ -463,13 +588,15 @@ jobs:
   ci:
     needs: [changes, checks, clippy, build-tests, tests, doc-tests, oracle, windows-fxc, windows-startup]
     if: always()
-    runs-on: ubuntu-24.04
+    runs-on: ${{ needs.changes.outputs.local == 'true' && 'self-hosted-light' || 'ubuntu-24.04' }}
     steps:
       - name: Verify required checks
         env:
           CHANGES: ${{ needs.changes.result }}
           CHECKS: ${{ needs.checks.result }}
           NATIVE: ${{ needs.changes.outputs.native }}
+          WINDOWS: ${{ needs.changes.outputs.windows }}
+          ORACLE_RUN: ${{ needs.changes.outputs.oracle }}
           CLIPPY: ${{ needs.clippy.result }}
           BUILD: ${{ needs.build-tests.result }}
           TESTS: ${{ needs.tests.result }}
@@ -485,7 +612,11 @@ jobs:
             test "$BUILD" = success
             test "$TESTS" = success
             test "$DOCS" = success
+          fi
+          if [ "$ORACLE_RUN" = true ]; then
             test "$ORACLE" = success
+          fi
+          if [ "$WINDOWS" = true ]; then
             test "$WINDOWS_FXC" = success
             test "$WINDOWS_STARTUP" = success
           fi
@@ -503,6 +634,7 @@ jobs:
       - uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
         with:
           key: wasm
+          save-if: ${{ github.ref == 'refs/heads/main' }}
       - run: cargo xtask wasm
 
   riscv64-gates:
@@ -524,6 +656,7 @@ jobs:
       - uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
         with:
           key: riscv64
+          save-if: ${{ github.ref == 'refs/heads/main' }}
       - name: Install cross-compilation dependencies
         run: |
           # Ubuntu's regular archive serves amd64; RISC-V packages live in ports.

.github/workflows/claim.yml

@@ -1,10 +1,15 @@
 # `/claim` and `/unclaim` on issues (CONTRIBUTING.md, "Sending a change"), and a daily sweep that
-# frees claims nobody is working on. The logic is in scripts/claim/claim.js (tested in ci.yml).
+# frees claims nobody is working on. A pull request that references an issue (`<summary> (#N)`,
+# `Fixes #N`) claims it too. The logic is in scripts/claim/claim.js (tested in ci.yml).
 name: Claim
 
 on:
   issue_comment:
     types: [created]
+  # pull_request_target so PRs from forks can label and assign. It runs the base branch's
+  # scripts/claim and only reads the PR's title, body and author; the PR's code is never checked out.
+  pull_request_target:
+    types: [opened, reopened]
   schedule:
     - cron: '17 5 * * *'
   workflow_dispatch:
@@ -16,7 +21,7 @@ permissions:
 
 # One run at a time per issue, so two simultaneous /claim comments can't both win.
 concurrency:
-  group: claim-${{ github.event.issue.number || 'sweep' }}
+  group: claim-${{ github.event.issue.number || github.event.pull_request.number || 'sweep' }}
   cancel-in-progress: false
 
 jobs:
@@ -38,6 +43,9 @@ jobs:
             const claim = require('./scripts/claim/claim.js');
             if (context.eventName === 'issue_comment') {
               await claim.handleComment({ github, context });
+            } else if (context.eventName === 'pull_request_target') {
+              const claimed = await claim.handlePull({ github, context });
+              core.info(`Claimed: ${claimed.join(', ') || 'none'}`);
             } else {
               const released = await claim.sweep({ github, context });
               core.info(`Released: ${released.join(', ') || 'none'}`);

.github/workflows/docker.yml

@@ -0,0 +1,105 @@
+# The web app as a container image on GitHub's container registry, for self-hosting
+# (packaging/docker; the book's "Self-hosting with Docker"):
+#
+#   ghcr.io/<owner>/solidcraft-web:latest   the latest published release
+#   ghcr.io/<owner>/solidcraft-web:0.14.0   a release (also 0.14); pre-releases get only their version
+#   ghcr.io/<owner>/solidcraft-web:edge     main
+#
+# For linux/amd64 and linux/arm64. The site is built here, as Pages and Release build it, and
+# passed to the Dockerfile as its `site` stage. Pull requests that touch the image build and
+# smoke-test it without publishing. Releases published by an agent or maintainer trigger this;
+# the nightly pre-releases (made with GITHUB_TOKEN) do not.
+name: Docker
+
+on:
+  push:
+    branches: [main]
+  release:
+    types: [published]
+  pull_request:
+    paths: ["packaging/docker/**", ".github/workflows/docker.yml"]
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+concurrency:
+  group: docker-${{ github.ref }}
+  cancel-in-progress: true
+
+env:
+  CARGO_TERM_COLOR: always
+  TRUNK_VERSION: v0.21.14
+
+jobs:
+  image:
+    if: ${{ !github.event.repository.private }}
+    runs-on: ubuntu-latest
+    timeout-minutes: 60
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+      - uses: dtolnay/rust-toolchain@stable
+        with:
+          targets: wasm32-unknown-unknown
+      - uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
+        with:
+          key: docker-web
+          save-if: ${{ github.ref == 'refs/heads/main' }}
+      - name: Install trunk
+        run: |
+          mkdir -p "$HOME/.local/bin"
+          curl -fsSL "https://github.com/trunk-rs/trunk/releases/download/${TRUNK_VERSION}/trunk-x86_64-unknown-linux-gnu.tar.gz" | tar -xz -C "$HOME/.local/bin"
+          echo "$HOME/.local/bin" >> "$GITHUB_PATH"
+      - name: Build the web app
+        working-directory: apps/solidcraft-web
+        run: trunk build --release
+      - name: Image name
+        id: image
+        # Registry names are lower case; a fork's owner may not be.
+        run: echo "name=ghcr.io/${GITHUB_REPOSITORY_OWNER,,}/solidcraft-web" >> "$GITHUB_OUTPUT"
+      - uses: docker/metadata-action@dc802804100637a589fabce1cb79ff13a1411302 # v6.2.0
+        id: meta
+        with:
+          images: ${{ steps.image.outputs.name }}
+          tags: |
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=edge,branch=main
+            type=ref,event=pr
+          labels: |
+            org.opencontainers.image.title=SolidCraft (web)
+            org.opencontainers.image.description=SolidCraft, open-source parametric CAD, in the browser: the web app served by nginx on port 8080
+            org.opencontainers.image.licenses=MIT OR Apache-2.0
+      - uses: docker/setup-buildx-action@f87e5991a6d7451dcb8d9637bfbc97413f497069 # v4.4.1
+      - name: Build for the smoke test
+        uses: docker/build-push-action@c3c9e263c25d99ce0380d002d59b67737d91b0dc # v7.4.0
+        with:
+          context: .
+          file: packaging/docker/Dockerfile
+          build-contexts: site=dist/web
+          platforms: linux/amd64
+          load: true
+          tags: solidcraft-web:test
+      - name: Smoke test
+        run: bash packaging/docker/smoke-test.sh solidcraft-web:test
+      - uses: docker/login-action@dbcb813823bdd20940b903addbd779551569679f # v4.6.0
+        if: github.event_name != 'pull_request'
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Build and publish
+        if: github.event_name != 'pull_request'
+        uses: docker/build-push-action@c3c9e263c25d99ce0380d002d59b67737d91b0dc # v7.4.0
+        with:
+          context: .
+          file: packaging/docker/Dockerfile
+          build-contexts: site=dist/web
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          annotations: ${{ steps.meta.outputs.annotations }}

.github/workflows/generated.yml

@@ -26,6 +26,8 @@ jobs:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
           ref: main
+          # main goes through the merge queue; this deploy key may push past it.
+          ssh-key: ${{ secrets.GENERATED_FILES_DEPLOY_KEY }}
       - uses: dtolnay/rust-toolchain@stable
       - uses: Swatinem/rust-cache@6323deb102c322ba6fcbdcafc7e3dddab59af2b6 # v2.9.2
         with:

.github/workflows/lists.yml

@@ -1,9 +1,10 @@
 # Files many pull requests add to are kept so that additions don't conflict: one file per change
 # or one sorted line per item (CONTRIBUTING.md, "Lists many changes add to"). Fast, no build.
+# Pull requests get the same checks in CI's "Format and repository checks" job (one runner slot
+# per PR instead of three); this copy keeps main honest.
 name: Lists
 
 on:
-  pull_request:
   push:
     branches: [main]
 

.github/workflows/packaging-lint.yml

@@ -8,7 +8,7 @@ on:
     branches: [main]
     paths: [".github/workflows/**", "packaging/**", "assets/**"]
   pull_request:
-    paths: [".github/workflows/**", "packaging/**", "assets/**"]
+    paths: [".github/workflows/**", "packaging/**", "assets/platforms/**"]
   workflow_dispatch:
 
 permissions:

.github/workflows/pages.yml

@@ -1,5 +1,5 @@
-# The documentation site on GitHub Pages: the book (docs/book) at /solidcraft/ and the web app
-# at /solidcraft/app/. Needs Settings → Pages → Source = GitHub Actions; skipped while the
+# The documentation site on GitHub Pages: the book (docs/book) at https://docs.solidcraft.io/
+# and the bundled web app at /app/. Needs Settings → Pages → Source = GitHub Actions; skipped while the
 # repository is private.
 name: Pages
 
@@ -56,7 +56,7 @@ jobs:
         run: cargo xtask book
       - name: Build the web app
         working-directory: apps/solidcraft-web
-        run: trunk build --release --public-url /solidcraft/app/
+        run: trunk build --release --public-url ./
       - name: Test the web app offline and across an update (headless Chrome)
         run: cargo xtask web-offline-test --site dist/web
       - name: Assemble the site

.github/workflows/triage.yml

@@ -0,0 +1,86 @@
+# Labels new issues and PRs from fixed rules, `/triage` for maintainers, asks short bug reports
+# for reproduction steps (`needs-info`, closed after 14 days unanswered), and a manual backfill
+# (CONTRIBUTING.md, "Labels and triage"). The logic is in scripts/triage/ (tested in ci.yml).
+name: Triage
+
+on:
+  issues:
+    types: [opened, labeled, edited]
+  issue_comment:
+    types: [created]
+  # pull_request_target so PRs from forks can be labelled. It runs the base branch's
+  # scripts/triage and only lists the PR's changed paths; the PR's code is never checked out.
+  pull_request_target:
+    types: [opened]
+  schedule:
+    - cron: '41 5 * * *'
+  workflow_dispatch:
+    inputs:
+      dry_run:
+        description: 'Only report what would be labelled'
+        type: boolean
+        default: true
+
+permissions:
+  contents: read # to check out scripts/triage
+  issues: write
+  pull-requests: write
+
+concurrency:
+  group: triage-${{ github.event.issue.number || github.event.pull_request.number || 'repo' }}
+  cancel-in-progress: false
+
+jobs:
+  triage:
+    name: Triage bot
+    runs-on: ubuntu-24.04
+    timeout-minutes: 30
+    # Filtered here so the common events (every comment, every label) start no runner.
+    if: >-
+      (github.event_name == 'issue_comment' &&
+      github.event.comment.user.type != 'Bot' && startsWith(github.event.comment.body, '/triage')) ||
+      ((github.event_name == 'issue_comment' || github.event.action == 'edited') &&
+      contains(github.event.issue.labels.*.name, 'needs-info') &&
+      github.event.sender.login == github.event.issue.user.login) ||
+      (github.event.action == 'labeled' && startsWith(github.event.label.name, 'priority:') &&
+      contains(github.event.issue.labels.*.name, 'needs-triage')) ||
+      (github.event_name != 'issue_comment' && github.event.action != 'labeled' && github.event.action != 'edited')
+    steps:
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          sparse-checkout: scripts/triage
+      - uses: actions/github-script@3a2844b7e9c422d3c10d287c895573f7108da1b3 # v9.0.0
+        env:
+          DRY_RUN: ${{ inputs.dry_run }}
+        with:
+          script: |
+            const triage = require('./scripts/triage/triage.js');
+            const info = require('./scripts/triage/needs-info.js');
+            const event = context.eventName;
+            const action = context.payload.action;
+            const esc = (t) => String(t).replace(/[&<>"]/g, (c) => ({ '&': '&amp;', '<': '&lt;', '>': '&gt;', '"': '&quot;' })[c]);
+            const th = (...names) => names.map((data) => ({ data, header: true }));
+            if (event === 'issue_comment') {
+              core.info(await triage.handleComment({ github, context }));
+              await info.handleReply({ github, context });
+            } else if (event === 'issues' && action === 'labeled') {
+              await triage.handleLabeled({ github, context });
+            } else if (event === 'issues' && action === 'edited') {
+              await info.handleReply({ github, context });
+            } else if (event === 'schedule') {
+              const closed = await info.sweep({ github, context });
+              core.info(`Closed for missing information: ${closed.join(', ') || 'none'}`);
+            } else if (event === 'workflow_dispatch') {
+              const dryRun = process.env.DRY_RUN !== 'false';
+              const plan = await triage.backfill({ github, context, dryRun });
+              const asks = await info.backfill({ github, context, dryRun });
+              await core.summary
+                .addHeading(dryRun ? `Backfill dry run: ${plan.length} unlabelled` : `Backfill: ${plan.length} labelled`)
+                .addTable([th('Item', 'Kind', 'Labels', 'Title'), ...plan.map((p) => [`#${p.number}`, p.pull ? 'PR' : 'issue', esc(p.labels.join(', ') || '—'), esc(p.title)])])
+                .addHeading(dryRun ? `needs-info dry run: ${asks.length} would be asked` : `needs-info: ${asks.length} asked`)
+                .addTable([th('Issue', 'Asks', 'Title'), ...asks.map((p) => [`#${p.number}`, esc(p.asks.join(', ')), esc(p.title)])])
+                .write();
+            } else {
+              core.info(`Labelled: ${(await triage.handleOpened({ github, context })).join(', ') || 'nothing'}`);
+              if (event === 'issues') await info.handleOpened({ github, context });
+            }

AGENTS.md

@@ -65,8 +65,11 @@ People trust SolidCraft with their designs; a crash loses their work. **This out
   nothing from FreeCAD is linked, vendored or shipped.) The sketch solver and the blend
   operations are our own.
 - **Assets — absolutely essential.** SolidCraft contains **no iconography, images, fonts or
-  artwork from commercial CAD products — ever.** Every UI icon is drawn in collected code
-  (`assets/icons/ui/source/`, compiled through `crates/ui-egui/src/icons.rs`). Any file asset must be original or openly licensed and **must have a row in ATTRIBUTION.md**
+  artwork from commercial CAD products — ever.** Command icons are the original SVG masters in
+  `assets/icons/ui/design/svg/`, compiled through `crates/ui-egui/src/icon_svg.rs`.
+  **Before any icon, icon assignment or media edit, read `assets/AGENTS.md`,
+  `assets/icons/ui/AGENTS.md` and `assets/icons/ui/STYLE_GUIDE.md`.** Use the canonical
+  bases and named finished references there; never invent a parallel icon style. Any file asset must be original or openly licensed and **must have a row in ATTRIBUTION.md**
   (`cargo xtask assets` enforces it). Screenshots of commercial CAD software are never committed.
   Breaking this rule is the most serious mistake you can make in this repo.
 - **Everything is a command.** User-visible behaviour = a command in `crates/engine/src/cmd/*`
@@ -85,7 +88,9 @@ People trust SolidCraft with their designs; a crash loses their work. **This out
   preview, future flat pattern or drawing pages) calls `navigation::handle` with its `NavCaps`
   (orbit off for flat 2D pages). New canvases must use `navigation::handle`; never hand-roll
   camera input (a test rejects it).
-- **Rust only.** Units are millimetres and radians internally; Z is up. The one exception is
+- **Application code is Rust only.** Units are millimetres and radians internally; Z is up.
+  Local asset authoring, lint and review tools use Python 3.11+ as documented in
+  `assets/AGENTS.md`; Python is not an application runtime dependency. The application exception is
   JavaScript the browser requires: the service worker `apps/solidcraft-web/sw.js` (browsers only
   run service workers as JavaScript) and the small inline scripts in `apps/solidcraft-web/index.html`.
   Keep them minimal; `cargo xtask web-offline-test` covers the service worker.
@@ -127,9 +132,13 @@ People trust SolidCraft with their designs; a crash loses their work. **This out
 - Before working on issue #N, check nobody has it: `gh pr list -R bherbruck/solidcraft --state open --search "#N"`.
 - If none, branch from the latest `origin/main`, `git commit --allow-empty -m "claim: #N"`, push,
   and open a **draft** PR titled `<summary> (#N)` right away. **The lowest-numbered open PR for an
-  issue wins**; if yours lost, close it. Don't claim by commenting or by editing files.
+  issue wins**; if yours lost, close it. A comment or file edit alone does not replace the draft PR.
+- After opening the draft PR, comment `/claim` on the issue so the bot records the claimant and
+  adds the `in progress` label. **Do both:** the draft PR establishes ownership and `/claim` marks
+  the issue as taken. Reference `#N` in the PR so the bot can find it.
 - Push work in progress at least daily. A draft with no pushes for 72 hours may be taken over:
   comment on it first, then open your own claim (you may start from its branch).
+  This takeover policy is separate from the bot's automatic cleanup deadlines in CONTRIBUTING.md.
 - On a shared build machine, check the load before a big build (`cut -d' ' -f1 /proc/loadavg`)
   and wait while it is over 24; build with `nice`.
 

ATTRIBUTION.md

@@ -17,31 +17,28 @@ Editable drawing code, native projects and shipped exports are collected under `
 | examples/render-studio.json | SolidCraft contributors | original procedural box/cylinder enclosure script for the integrated Render workspace | MIT OR Apache-2.0 |
 | examples/render-opaque-studio.json | SolidCraft contributors | original procedural sphere study varying opaque metal fraction and roughness independently; no external assets or engineering data | MIT OR Apache-2.0 |
 | crates/gpu/src/pbr.rs | SolidCraft contributors | original WGSL translation of SolidCraft's opaque surface and fixed studio reference, embedded as Rust source; no external shader code | MIT OR Apache-2.0 |
-| assets/archive/icons/macos-v1/exports/icon.svg | SolidCraft contributors | original macOS adaptation of the code-drawn SolidCraft mark, edited and exported with VectorCraft; Apple HIG and production templates consulted as layout references only | MIT OR Apache-2.0 |
 | assets/icons/app/macos/source/SolidCraft.icon/icon.json | SolidCraft contributors | approved Icon Composer composition and appearance settings for the original SolidCraft artwork | MIT OR Apache-2.0 |
 | assets/icons/app/macos/source/SolidCraft.icon/Assets/02-grid.svg | SolidCraft contributors | original perspective grid with elliptical radial alpha, exported from VectorCraft | MIT OR Apache-2.0 |
 | assets/icons/app/macos/source/SolidCraft.icon/Assets/02-grid-dark.svg | SolidCraft contributors | original blue perspective grid with elliptical radial alpha, exported from VectorCraft for the Dark appearance | MIT OR Apache-2.0 |
 | assets/icons/app/macos/source/SolidCraft.icon/Assets/03-solid-blue-cutout.svg | SolidCraft contributors | original saturated blue CAD solid with transparent topology cutouts, edited and exported with VectorCraft | MIT OR Apache-2.0 |
 | assets/icons/app/macos/exports/Assets.car | SolidCraft contributors | Apple actool compilation of assets/icons/app/macos/source/SolidCraft.icon for macOS; contains original artwork only | MIT OR Apache-2.0 |
-| assets/archive/icons/macos-v1/source/icon.vectorcraft | SolidCraft contributors | editable VectorCraft source for assets/archive/icons/macos-v1/exports/icon.svg, with named face and background layers | MIT OR Apache-2.0 |
-| assets/archive/icons/macos-v1/exports/icon.png | SolidCraft contributors | 1024 × 1024 transparent sRGB export of assets/archive/icons/macos-v1/exports/icon.svg from VectorCraft | MIT OR Apache-2.0 |
+| assets/archive/icons/macos-v1/source/icon.vectorcraft | SolidCraft contributors | retained editable historical VectorCraft source, with named face and background layers; redundant exports retired | MIT OR Apache-2.0 |
 | assets/icons/app/macos/exports/icon.icns | SolidCraft contributors | macOS fallback compiled by Apple's actool from the approved assets/icons/app/macos/source/SolidCraft.icon composition | MIT OR Apache-2.0 |
-| assets/archive/icons/macos-v1/exports/icon.iconset/icon_16x16.png | SolidCraft contributors | native sips export from assets/archive/icons/macos-v1/exports/icon.png | MIT OR Apache-2.0 |
-| assets/archive/icons/macos-v1/exports/icon.iconset/icon_16x16@2x.png | SolidCraft contributors | native sips export from assets/archive/icons/macos-v1/exports/icon.png | MIT OR Apache-2.0 |
-| assets/archive/icons/macos-v1/exports/icon.iconset/icon_32x32.png | SolidCraft contributors | native sips export from assets/archive/icons/macos-v1/exports/icon.png | MIT OR Apache-2.0 |
-| assets/archive/icons/macos-v1/exports/icon.iconset/icon_32x32@2x.png | SolidCraft contributors | native sips export from assets/archive/icons/macos-v1/exports/icon.png | MIT OR Apache-2.0 |
-| assets/archive/icons/macos-v1/exports/icon.iconset/icon_128x128.png | SolidCraft contributors | native sips export from assets/archive/icons/macos-v1/exports/icon.png | MIT OR Apache-2.0 |
-| assets/archive/icons/macos-v1/exports/icon.iconset/icon_128x128@2x.png | SolidCraft contributors | native sips export from assets/archive/icons/macos-v1/exports/icon.png | MIT OR Apache-2.0 |
-| assets/archive/icons/macos-v1/exports/icon.iconset/icon_256x256.png | SolidCraft contributors | native sips export from assets/archive/icons/macos-v1/exports/icon.png | MIT OR Apache-2.0 |
-| assets/archive/icons/macos-v1/exports/icon.iconset/icon_256x256@2x.png | SolidCraft contributors | native sips export from assets/archive/icons/macos-v1/exports/icon.png | MIT OR Apache-2.0 |
-| assets/archive/icons/macos-v1/exports/icon.iconset/icon_512x512.png | SolidCraft contributors | native sips export from assets/archive/icons/macos-v1/exports/icon.png | MIT OR Apache-2.0 |
-| assets/archive/icons/macos-v1/exports/icon.iconset/icon_512x512@2x.png | SolidCraft contributors | native sips export from assets/archive/icons/macos-v1/exports/icon.png | MIT OR Apache-2.0 |
+| docs/screenshots/class-a-blend.png | SolidCraft contributors | screenshot of SolidCraft itself: two boxes bridged by `surface.blend` (a 40x10 sheet, `solidcraft-cli snapshot` of plan/evidence script ev_blend) | MIT OR Apache-2.0 |
+| docs/screenshots/class-a-crown.png | SolidCraft contributors | screenshot of SolidCraft itself: a patch crowned with `surface.patch crown=0.3` over a saddle rim (`solidcraft-cli snapshot`) | MIT OR Apache-2.0 |
 | docs/screenshots/class-a-boundary.png | SolidCraft contributors | screenshot of SolidCraft itself: a patch through two sketch lines built by `surface.boundary` with `crown: 0.4` (`solidcraft-cli snapshot`) | MIT OR Apache-2.0 |
 | docs/screenshots/sample-plate.png | SolidCraft contributors | screenshot of SolidCraft itself (`solidcraft --sample`) | MIT OR Apache-2.0 |
 | docs/screenshots/demo-0.8.gif | SolidCraft contributors | original screen recording of the actual SolidCraft 0.8 English desktop UI modelling an original Raspberry Pi 4 case (no logos or branding; the engraved text is set in the system's DejaVu Sans Bold), generated with examples/demo/record_ui.sh and its original animated pointer overlay (9× playback) | MIT OR Apache-2.0 |
 | docs/screenshots/demo-0.8.mp4 | SolidCraft contributors | original screen recording of the actual SolidCraft 0.8 English desktop UI modelling an original Raspberry Pi 4 case (no logos or branding; the engraved text is set in the system's DejaVu Sans Bold), generated with examples/demo/record_ui.sh and its original animated pointer overlay (9× playback) | MIT OR Apache-2.0 |
 | docs/screenshots/rover-build.gif | 0xlillith (model); SolidCraft contributors (recording) | screen recording of the actual SolidCraft desktop UI replaying the timeline of the SELENE rover (`Rover-recorded.solidcraft` from https://github.com/0xlillith/solidcraft-rover, an original model by 0xlillith built through SolidCraft MCP); the model's lettering follows Ubuntu Light outlines (Canonical Ltd., Ubuntu Font Licence 1.0, as noted in that repository); the emblem is the SolidCraft project icon (2× playback) | MIT OR Apache-2.0 |
 | docs/screenshots/rover-build.mp4 | 0xlillith (model); SolidCraft contributors (recording) | screen recording of the actual SolidCraft desktop UI replaying the timeline of the SELENE rover (`Rover-recorded.solidcraft` from https://github.com/0xlillith/solidcraft-rover, an original model by 0xlillith built through SolidCraft MCP); the model's lettering follows Ubuntu Light outlines (Canonical Ltd., Ubuntu Font Licence 1.0, as noted in that repository); the emblem is the SolidCraft project icon | MIT OR Apache-2.0 |
+| docs/design/ux-redesign/model-floating.png | SolidCraft contributors | original UX mockup (Model tab, floating layout) rendered from an HTML mockup that uses the original Technical Accent icon set; no third-party artwork, and not a screenshot of any other CAD product | MIT OR Apache-2.0 |
+| docs/design/ux-redesign/model-compact.png | SolidCraft contributors | original UX mockup (Model tab, compact docked layout) rendered from an HTML mockup that uses the original Technical Accent icon set; no third-party artwork, and not a screenshot of any other CAD product | MIT OR Apache-2.0 |
+| docs/design/ux-redesign/sketch.png | SolidCraft contributors | original UX mockup (Sketch tab) rendered from an HTML mockup that uses the original Technical Accent icon set; no third-party artwork, and not a screenshot of any other CAD product | MIT OR Apache-2.0 |
+| docs/design/ux-redesign/sheet-metal.png | SolidCraft contributors | original UX mockup (Sheet Metal contextual tab) rendered from an HTML mockup that uses the original Technical Accent icon set; no third-party artwork, and not a screenshot of any other CAD product | MIT OR Apache-2.0 |
+| docs/design/ux-redesign/start-page.png | SolidCraft contributors | original UX mockup (start page (File view)) rendered from an HTML mockup that uses the original Technical Accent icon set; no third-party artwork, and not a screenshot of any other CAD product | MIT OR Apache-2.0 |
+| docs/design/ux-redesign/workspaces.png | SolidCraft contributors | original UX mockup (workspace switcher) rendered from an HTML mockup that uses the original Technical Accent icon set; no third-party artwork, and not a screenshot of any other CAD product | MIT OR Apache-2.0 |
+| docs/design/ux-redesign/command-map.png | SolidCraft contributors | original UX mockup (ribbon command map) rendered from an HTML mockup that uses the original Technical Accent icon set; no third-party artwork, and not a screenshot of any other CAD product | MIT OR Apache-2.0 |
 | assets/branding/web/source/og.png | SolidCraft contributors | original 1280 × 640 social preview card (the SolidCraft mark, name and tagline), served by the docs site for link previews | MIT OR Apache-2.0 |
 | docs/book/src/generated/sample-plate.png | SolidCraft contributors | copy of docs/screenshots/sample-plate.png made by `cargo xtask book` (gitignored) | MIT OR Apache-2.0 |
 | docs/book/src/generated/bracket.png | SolidCraft contributors | rendered by `cargo xtask book` (`solidcraft-cli snapshot examples/bracket.json`; gitignored) | MIT OR Apache-2.0 |
@@ -87,16 +84,20 @@ Editable drawing code, native projects and shipped exports are collected under `
 | assets/icons/app/windows/exports/solidcraft-executable.ico | SolidCraft contributors | Generated from assets/icons/app/shared/source/app_icon.rs with the original CLI/ICO encoders | MIT OR Apache-2.0 |
 | assets/icons/app/windows/exports/solidcraft.ico | SolidCraft contributors | Generated from assets/icons/app/shared/source/app_icon.rs with the original CLI/ICO encoders | MIT OR Apache-2.0 |
 | assets/icons/ui/source/glyphs.rs | SolidCraft / VectorCraft contributors | Original glyphs; caption geometry adapted from VectorCraft titlebar.rs (https://github.com/storytold/vectorcraft) | MIT OR Apache-2.0 |
-| assets/icons/ui/source/icons.rs | SolidCraft contributors | Original SolidCraft resource data or drawing code, collected without redesign | MIT OR Apache-2.0 |
 | assets/icons/ui/source/markers.rs | SolidCraft contributors | Original SolidCraft resource data or drawing code, collected without redesign | MIT OR Apache-2.0 |
 | assets/icons/ui/source/navigation.rs | SolidCraft contributors | Original SolidCraft resource data or drawing code, collected without redesign | MIT OR Apache-2.0 |
 | assets/icons/ui/source/pointer.rs | SolidCraft contributors | Original SolidCraft resource data or drawing code, collected without redesign | MIT OR Apache-2.0 |
+| assets/locales/cs.json | potuzai | Czech translation of the English catalog, contributed upstream | MIT OR Apache-2.0 |
 | assets/locales/de.json | SolidCraft contributors | Original SolidCraft resource data or drawing code, collected without redesign | MIT OR Apache-2.0 |
 | assets/locales/en.json | SolidCraft contributors | Original SolidCraft resource data or drawing code, collected without redesign | MIT OR Apache-2.0 |
+| assets/locales/es.json | jawler | Spanish (Spain) translation of the English catalog, contributed upstream | MIT OR Apache-2.0 |
 | assets/locales/fr.json | rlartot | French translation of the English catalog, contributed upstream | MIT OR Apache-2.0 |
+| assets/locales/gl.json | Pablo López (pablopeza) | Galician translation of the English catalog, contributed upstream | MIT OR Apache-2.0 |
+| assets/locales/it.json | SolidCraft contributors | Original Italian translation of SolidCraft's English catalog; no commercial CAD text used | MIT OR Apache-2.0 |
 | assets/locales/ja.json | SolidCraft contributors | Original SolidCraft resource data or drawing code, collected without redesign | MIT OR Apache-2.0 |
 | assets/locales/ko.json | SolidCraft contributors | Original SolidCraft resource data or drawing code, collected without redesign | MIT OR Apache-2.0 |
 | assets/locales/ru.json | Alex Pro (del000) | Russian translation of the English catalog, contributed upstream | MIT OR Apache-2.0 |
+| assets/locales/pt-BR.json | DuBearte | Brazilian Portuguese translation of the English catalog, contributed upstream | MIT OR Apache-2.0 |
 | assets/locales/tr.json | macrulz54 | Turkish translation of the English catalog, contributed upstream | MIT OR Apache-2.0 |
 | assets/locales/uk.json | Igor Bronovskyi (BrunIF) | Ukrainian translation of the English catalog, contributed upstream | MIT OR Apache-2.0 |
 | assets/locales/zh.json | SolidCraft contributors | Original SolidCraft resource data or drawing code, collected without redesign | MIT OR Apache-2.0 |
@@ -110,9 +111,294 @@ Editable drawing code, native projects and shipped exports are collected under `
 | assets/platforms/windows/solidcraft.wxs | PhotoCraft / SolidCraft contributors | PhotoCraft packaging templates (https://github.com/storytold/photocraft), adapted for SolidCraft | Apache-2.0 |
 | assets/shaders/viewport.wgsl | SolidCraft contributors | Original SolidCraft resource data or drawing code, collected without redesign | MIT OR Apache-2.0 |
 | assets/styles/ui/palettes.rs | SolidCraft contributors | Original SolidCraft resource data or drawing code, collected without redesign | MIT OR Apache-2.0 |
+| assets/styles/web/loading-logo.svg | SolidCraft contributors | Animation of the SolidCraft mark, built from the paths and gradients of assets/icons/app/macos/source/SolidCraft.icon/Assets/03-solid-blue-cutout.svg; original animation | MIT OR Apache-2.0 |
 | assets/styles/web/loading.css | SolidCraft contributors | Original SolidCraft resource data or drawing code, collected without redesign | MIT OR Apache-2.0 |
 | crates/io/src/native_cad/fixtures/block.FCStd | SolidCraft contributors | original 10 × 20 × 30 mm test box saved by FreeCAD 1.1.4 run as an external program (`make_block_fcstd.py` beside it); no third-party geometry | MIT OR Apache-2.0 |
 | crates/io/src/native_cad/fixtures/block.3dm | SolidCraft contributors | original 10 × 20 × 30 mm test box written with McNeel's MIT-licensed rhino3dm Python package (`make_block_3dm.py` beside it); no third-party geometry | MIT OR Apache-2.0 |
+| assets/icons/ui/design/aliases.toml | SolidCraft contributors | icon ids that share a master, original SolidCraft data | MIT OR Apache-2.0 |
+| assets/icons/ui/design/palette.toml | SolidCraft contributors | icon colour roles (light and dark) and accents, original SolidCraft data | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/bug_report.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/chevron.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/fit.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/folder.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/help.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/home.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/lookat.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/moon.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/nav_settings.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/orbit.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/pan.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/perspective.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/redo.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/save.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/settings.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/spin.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/style.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/undo.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/flat/zoom.svg | SolidCraft contributors | single-colour application/navigation icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/accessibility.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/activate.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/align.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/appearance.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/arc3.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/arc_center.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/arc_slot.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/arc_tangent.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/as_built.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/auto_constrain.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/axis.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/bendtable.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/blend.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/blend_surface.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/body.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/boss.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/boundary.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/boundary_fill.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/box.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/break.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/c_coincident.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/c_collinear.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/c_concentric.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/c_equal.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/c_fix.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/c_hv.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/c_midpoint.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/c_parallel.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/c_perpendicular.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/c_polygon.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/c_smooth.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/c_symmetry.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/c_tangent.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/camera.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/canvas.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/capture.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/center_of_mass.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/centerline.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/chain.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/chamfer.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/checkpoint.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/circle.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/circle2.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/circle3.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/circle_tt.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/circle_ttt.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/coil.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/combine.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/component.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/compute.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/configuration_table.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/conic.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/constrainer.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/construction.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/convert_sheet.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/copy.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/curvature_comb.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/curvature_map.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/cylinder.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/decal.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/delete.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/dimension.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/dots.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/draft.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/draft_analysis.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/drive.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/dxf.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/edge_continuity.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/edit.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/ellipse.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/emboss.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/environment_map.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/explode.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/export.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/extend.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/extrude.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/eye.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/fastener.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/fillet.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/filter.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/finish.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/fit_section.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/flange.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/flat.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/fold.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/folder.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/graph.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/hem.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/hole.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/import.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/include.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/inspect.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/interference.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/intersect.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/intersection_curve.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/iso_analysis.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/iso_curve.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/joint.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/joint_origin.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/library.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/line.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/line_mid.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/lip.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/list.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/loft.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/material.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/measure.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/min_radius.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/mirror.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/motion_link.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/move.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/new.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/offset.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/offset_face.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/offset_surface.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/open.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/origin.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/params.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/paste.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/patch.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/pattern.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/pattern_circ.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/pattern_path.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/pattern_rect.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/perforate.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/pipe.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/placeholder.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/plane.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/plane_angle.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/plastic_assign.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/plastic_rule.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/play.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/point.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/polygon.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/presspull.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/project.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/project_surface.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/rect.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/rect3.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/rect_center.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/rect_rounded.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/refold.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/rename.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/render_image.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/render_scene.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/reorder.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/rest.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/restore.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/reverse_normal.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/revert.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/revolve.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/rib.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/rigid_group.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/rollback.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/ruled.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/scale.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/section.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/select.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/sheet.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/sheet_rules.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/shell.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/sketch.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/sketch_chamfer.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/sketch_fillet.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/sketch_mirror.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/slot.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/snap.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/sphere.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/spline.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/spline_cv.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/split_body.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/split_face.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/spun.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/star.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/status_error.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/status_warning.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/stitch.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/suppress.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/surface.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/svg.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/sweep.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/text.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/thicken.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/thread.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/torus.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/trim.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/unfold.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/unstitch.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/untrim.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/update.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/zebra.svg | SolidCraft contributors | two-tone modelling icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/small/as_built.svg | SolidCraft contributors | small-slot icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/small/component.svg | SolidCraft contributors | small-slot icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/small/curvature_comb.svg | SolidCraft contributors | small-slot icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/small/interference.svg | SolidCraft contributors | small-slot icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/small/iso_analysis.svg | SolidCraft contributors | small-slot icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/small/joint.svg | SolidCraft contributors | small-slot icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/small/pattern.svg | SolidCraft contributors | small-slot icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/small/section.svg | SolidCraft contributors | small-slot icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/workspace/ws_animate.svg | SolidCraft contributors | workspace icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/polygon_circumscribed.svg | SolidCraft contributors | original sketch variant icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/polygon_edge.svg | SolidCraft contributors | original sketch variant icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/slot_overall.svg | SolidCraft contributors | original sketch variant icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/slot_center.svg | SolidCraft contributors | original sketch variant icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/arc_slot_center.svg | SolidCraft contributors | original sketch variant icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/sketch_chamfer_angle.svg | SolidCraft contributors | original sketch variant icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/sketch_chamfer_two_distances.svg | SolidCraft contributors | original sketch variant icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/gear.svg | SolidCraft contributors | original icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/rack_pinion.svg | SolidCraft contributors | original icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/screw.svg | SolidCraft contributors | original icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/cam.svg | SolidCraft contributors | original icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/trace.svg | SolidCraft contributors | original icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/agent_chat.svg | SolidCraft contributors | original icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/normal.svg | SolidCraft contributors | original icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/infinite.svg | SolidCraft contributors | original icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/pattern_flip.svg | SolidCraft contributors | original icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/pattern_center.svg | SolidCraft contributors | original icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/reach.svg | SolidCraft contributors | original icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/cut.svg | SolidCraft contributors | original icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/compare.svg | SolidCraft contributors | original icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/web.svg | SolidCraft contributors | original icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/replace_face.svg | SolidCraft contributors | original icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/bounding_solid.svg | SolidCraft contributors | original icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/delete_face.svg | SolidCraft contributors | original icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/snap_fit.svg | SolidCraft contributors | original icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/contact_sets.svg | SolidCraft contributors | original contact icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/contact_all.svg | SolidCraft contributors | original contact icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/contact_off.svg | SolidCraft contributors | original contact icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/contact_new.svg | SolidCraft contributors | original contact icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/axis_through_cylinder.svg | SolidCraft contributors | original construction icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/axis_normal_to_face.svg | SolidCraft contributors | original construction icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/axis_two_planes.svg | SolidCraft contributors | original construction icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/axis_two_points.svg | SolidCraft contributors | original construction icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/axis_edge.svg | SolidCraft contributors | original construction icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/point_vertex.svg | SolidCraft contributors | original construction icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/point_two_edges.svg | SolidCraft contributors | original construction icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/point_three_planes.svg | SolidCraft contributors | original construction icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/point_center.svg | SolidCraft contributors | original construction icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/point_edge_plane.svg | SolidCraft contributors | original construction icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/point_along_path.svg | SolidCraft contributors | original construction icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/plane_midplane.svg | SolidCraft contributors | original construction icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/plane_two_edges.svg | SolidCraft contributors | original construction icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/plane_three_points.svg | SolidCraft contributors | original construction icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/plane_tangent.svg | SolidCraft contributors | original construction icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/plane_along_path.svg | SolidCraft contributors | original construction icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/model/plane_perpendicular.svg | SolidCraft contributors | original construction icon master (64 grid) | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/workspace/ws_design.svg | SolidCraft contributors | workspace icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/workspace/ws_drawing.svg | SolidCraft contributors | workspace icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/svg/workspace/ws_render.svg | SolidCraft contributors | workspace icon master (64 grid), original SolidCraft artwork | MIT OR Apache-2.0 |
+| assets/icons/ui/design/references.toml | SolidCraft contributors | original icon authoring or review tool resource | MIT OR Apache-2.0 |
+| assets/icons/ui/design/tools/author/bases.py | SolidCraft contributors | original icon authoring or review tool resource | MIT OR Apache-2.0 |
+| assets/icons/ui/design/tools/author/new_icon.py | SolidCraft contributors | original icon authoring or review tool resource | MIT OR Apache-2.0 |
+| assets/icons/ui/design/tools/review/index.html | SolidCraft contributors | original icon authoring or review tool resource | MIT OR Apache-2.0 |
+| assets/icons/ui/design/tools/review/guide.html | SolidCraft contributors | original icon authoring or review tool resource | MIT OR Apache-2.0 |
+| assets/icons/ui/design/tools/review/review.css | SolidCraft contributors | original icon authoring or review tool resource | MIT OR Apache-2.0 |
+| assets/icons/ui/design/tools/review/review.js | SolidCraft contributors | original icon authoring or review tool resource | MIT OR Apache-2.0 |
+| assets/icons/ui/design/tools/icon_palette.py | SolidCraft contributors | Original shared semantic icon palette resolver for repository tools | MIT OR Apache-2.0 |
+| assets/icons/ui/design/tools/icon_status.py | SolidCraft contributors | icon lint, status page or preview tool (standard-library Python), original SolidCraft code | MIT OR Apache-2.0 |
+| assets/icons/ui/design/tools/lint_icons.py | SolidCraft contributors | icon lint, status page or preview tool (standard-library Python), original SolidCraft code | MIT OR Apache-2.0 |
+| assets/icons/ui/design/tools/preview.py | SolidCraft contributors | icon lint, status page or preview tool (standard-library Python), original SolidCraft code | MIT OR Apache-2.0 |
+| assets/icons/ui/design/tools/review_state.py | SolidCraft contributors | icon review state helper (standard-library Python), original SolidCraft code | MIT OR Apache-2.0 |
+| assets/icons/ui/design/review.json | SolidCraft contributors | icon review state (accepted icons and notes), original SolidCraft data | MIT OR Apache-2.0 |
+| assets/icons/ui/design/tools/author/lib.py | SolidCraft contributors | icon authoring script (standard-library Python), original SolidCraft code | MIT OR Apache-2.0 |
 
 | docs/book/src/og.png | SolidCraft contributors | copy of assets/branding/web/source/og.png staged by cargo xtask book (gitignored) | MIT OR Apache-2.0 |
 
@@ -177,7 +463,7 @@ copied into SolidCraft.
 | vendor/truck-meshalgo | truck-meshalgo 0.4.0, https://github.com/ricosjp/truck (RICOS Co. Ltd.) | Apache-2.0 | meshing: bounded parameter searches, collapsed-boundary projection, subdivision and provisional fixed-grid previews (vendor/README.md) |
 | vendor/truck-stepio | truck-stepio 0.3.0, https://github.com/ricosjp/truck (RICOS Co. Ltd.) | Apache-2.0 | STEP writer: intersection-curve surfaces written at unique ids (vendor/README.md) |
 | vendor/truck-shapeops | truck-shapeops 0.4.0, https://github.com/ricosjp/truck (RICOS Co. Ltd.) | Apache-2.0 | robust meshing and nearest-parameter fallback in booleans; degenerate intersection-curve rejection; face and edge history of booleans; trace macro; corner choice at vertices several intersection curves end on (vendor/README.md) |
-| vendor/truck-geometry | truck-geometry 0.5.0, https://github.com/ricosjp/truck (RICOS Co. Ltd.) | Apache-2.0 | intersection curves divided from their neighbours' surface parameters (vendor/README.md) |
+| vendor/truck-geometry | truck-geometry 0.5.0, https://github.com/ricosjp/truck (RICOS Co. Ltd.) | Apache-2.0 | intersection curves divided from their neighbours' surface parameters; surface second derivatives (vendor/README.md) |
 | vendor/matext4cgmath | matext4cgmath 0.1.0, https://github.com/ricosjp/matext4cgmath (RICOS Co. Ltd.) | Apache-2.0 | root refinement stops after 100 Newton steps (vendor/README.md) |
 
 ## Vendored renderer compatibility fix
@@ -190,3 +476,5 @@ and shares that effective count with the surface attachments and CAD callbacks.
 Vulkan, DirectX 12, Metal and WebGPU retain their requested multisampling.
 A frame whose meshes the GPU refuses to stage (device lost or out of memory) is
 skipped with a warning instead of panicking (#1469).
+Paint callbacks are prepared only after a drawable is acquired, so a skipped
+surface frame cannot strand cached meshes without their GPU initialization.

CLAUDE.md

@@ -27,8 +27,10 @@ new uses of it anywhere else. Public docs/web/Flatpak deployments use project Pa
 ## Never crash
 People trust SolidCraft with their designs; a crash loses their work. **This outranks feature work.**
 - **No panics in non-test code:** no `unwrap()`, `expect()`, `panic!`, `unreachable!`, `todo!`,
-  `unimplemented!`; no `unsafe` (`unsafe_code = "forbid"`). The three exceptions, in the app crate
-  (which denies it instead), have no safe API: two functions in
+  `unimplemented!`; no `unsafe` (`unsafe_code = "forbid"`). The exceptions, in the app crate and in
+  `crates/threedx-client` (which deny it instead), have no safe API: the macOS-only
+  `crates/threedx-client/src/macos.rs` (loads the 3Dconnexion driver's client framework at run time
+  and calls through its function pointers), two functions in
   `apps/solidcraft/src/open_documents.rs` (macOS hands Finder files only to an Objective-C
   method), the Windows-only `apps/solidcraft/src/native_crash.rs` (the exception filter that
   records crashes inside native code such as graphics drivers) and the Windows-only
@@ -65,8 +67,8 @@ People trust SolidCraft with their designs; a crash loses their work. **This out
   nothing from FreeCAD is linked, vendored or shipped.) The sketch solver and the blend
   operations are our own.
 - **Assets — absolutely essential.** SolidCraft contains **no iconography, images, fonts or
-  artwork from commercial CAD products — ever.** Every icon is drawn in code
-  (`crates/ui-egui/src/icons.rs`). Any file asset must be original or openly licensed and **must have a row in ATTRIBUTION.md**
+  artwork from commercial CAD products — ever.** Every UI icon is drawn in collected code
+  (`assets/icons/ui/source/`, compiled through `crates/ui-egui/src/icons.rs`). Any file asset must be original or openly licensed and **must have a row in ATTRIBUTION.md**
   (`cargo xtask assets` enforces it). Screenshots of commercial CAD software are never committed.
   Breaking this rule is the most serious mistake you can make in this repo.
 - **Everything is a command.** User-visible behaviour = a command in `crates/engine/src/cmd/*`
@@ -81,6 +83,10 @@ People trust SolidCraft with their designs; a crash loses their work. **This out
   egui/eframe/winit/wgpu/rfd. **The UI crate is swappable.** Only `crates/kernel` may use `truck`.
 - **The UI is thin**: panels read engine state and act through `app.run(id, params)` /
   `app.start(id)`. Colours come from `theme::Tokens`.
+- **One set of camera controls**: every page or canvas with a camera (viewport, Render
+  preview, future flat pattern or drawing pages) calls `navigation::handle` with its `NavCaps`
+  (orbit off for flat 2D pages). New canvases must use `navigation::handle`; never hand-roll
+  camera input (a test rejects it).
 - **Rust only.** Units are millimetres and radians internally; Z is up. The one exception is
   JavaScript the browser requires: the service worker `apps/solidcraft-web/sw.js` (browsers only
   run service workers as JavaScript) and the small inline scripts in `apps/solidcraft-web/index.html`.
@@ -96,11 +102,35 @@ People trust SolidCraft with their designs; a crash loses their work. **This out
 - **Never break wasm**: everything below the apps must build for `wasm32-unknown-unknown`
   (`cargo xtask wasm`, part of `cargo xtask ci`).
 
+## Showing and following through on changes
+
+- Help reviewers see what is broken or changed. For observable CAD, UI or model behavior,
+  issues and PRs must include actual descriptive screenshots or a short recording from a
+  small reproduction. This includes kernel, geometry, assembly and backend changes whose
+  effects can be shown in the app. Coding agents should run the app and capture this evidence
+  themselves; do not ask a human for evidence the agent can produce. Show the actual failure
+  or result, preferably before and after, with brief reproduction steps, expected/actual
+  behavior and annotations that point out the relevant detail.
+- Flowcharts and Mermaid diagrams cannot substitute for screenshots or recordings of visible
+  behavior. Use diagrams for architectural reasoning when actual screenshots cannot illustrate
+  the point. Changes with no useful observable behavior do not need screenshot or video evidence.
+- Use a small public-safe example and check for private designs, paths, account details or
+  other sensitive content before sharing. Attach media to the issue/PR or link to an accessible
+  recording; do not commit generated screenshots or videos just to provide review evidence.
+- Throughout the work and before handoff, check current upstream commits and the relevant
+  PR's merge status. Keep your branch current with upstream merges, resolve conflicts without
+  discarding others' work, and re-run validation when integration changes the result. Use
+  `git pull --rebase origin main` before pushing as above; never force-push. Report the checked
+  upstream/PR state, any conflicts resolved and the validation performed. If a PR remains open,
+  keep monitoring it while the task is active and make its pending status clear at handoff;
+  do not claim it merged without checking.
+
 ## Claim = a draft PR
 - Before working on issue #N, check nobody has it: `gh pr list -R bherbruck/solidcraft --state open --search "#N"`.
 - If none, branch from the latest `origin/main`, `git commit --allow-empty -m "claim: #N"`, push,
   and open a **draft** PR titled `<summary> (#N)` right away. **The lowest-numbered open PR for an
-  issue wins**; if yours lost, close it. Don't claim by commenting or by editing files.
+  issue wins**; if yours lost, close it. Opening the PR is the claim: the bot assigns you and
+  labels the issue `in progress` (or says on your PR who holds it). Don't claim by editing files.
 - Push work in progress at least daily. A draft with no pushes for 72 hours may be taken over:
   comment on it first, then open your own claim (you may start from its branch).
 - On a shared build machine, check the load before a big build (`cut -d' ' -f1 /proc/loadavg`)

CONTRIBUTING.md

@@ -10,13 +10,16 @@ Help is welcome, whether that's a one-line fix or owning a whole area. This page
 build it, how the code is laid out, the few rules that aren't negotiable, and where help is
 needed most.
 
+Questions, ideas or want to say what you're working on? Join the [Discord](https://discord.gg/FtU4NQNVDH).
+
 ## Get it running (about 10 minutes on a fast machine)
 
 You need stable Rust 1.95 or newer (required by egui/eframe 0.36). For the web
-build you also need `rustup target add wasm32-unknown-unknown` and [`trunk`](https://trunkrs.dev).
+build you also need `rustup target add wasm32-unknown-unknown` and [`trunk`](https://github.com/trunk-rs/trunk)
+([documentation](https://trunk-rs.github.io/trunk/)).
 
 ```sh
-git clone https://github.com/bherbruck/solidcraft && cd solidcraft
+git clone https://github.com/tangency-labs/solidcraft && cd solidcraft
 cargo run --release -p solidcraft -- --sample      # desktop app with a sample part
 cargo xtask test                                   # unit, engine and UI-scenario tests
 cargo xtask ci                                     # everything a PR must pass (see below)
@@ -107,9 +110,10 @@ The [README](README.md#architecture) has the layer table. The short version:
    `cargo xtask assets` enforces this.
 4. **Never crash.** People trust a CAD app with their work.
    - Non-test code never uses `unwrap`, `expect`, `panic!` or indexing on input-derived data.
-     There's no `unsafe` outside `apps/solidcraft/src/open_documents.rs` (macOS file-open events)
-     and `apps/solidcraft/src/native_crash.rs` (Windows native crash capture), and the compiler
-     denies it.
+     There's no `unsafe` outside `apps/solidcraft/src/open_documents.rs` (macOS file-open events),
+     `apps/solidcraft/src/native_crash.rs` (Windows native crash capture) and
+     `crates/threedx-client/src/macos.rs` (the 3Dconnexion driver's client API on macOS), and the
+     compiler denies it.
    - An unsupported case returns an error ("not supported yet: …"); it never panics.
    - Every call into truck goes through `solidcraft_kernel::guard`.
    - Every crash fix comes with a regression test.
@@ -177,7 +181,7 @@ Pull requests skip a few heavy tests (one to four minutes each), which run on ev
 `.config/nextest.toml` and the [testing page](docs/book/src/dev/testing.md):
 
 - `solidcraft-engine`: `tests::hostile_params_never_panic`, everything in `tests::robustness` and
-  `tests::robustness_goldens` (pull requests that touch `crates/kernel` run its `sample_*` part),
+  the seeds of `tests::robustness_goldens` (`seed_00` … `seed_95`; pull requests that touch `crates/kernel` run every 8th),
   `pattern_suppress_tests::enclosure_arc_extinction_keeps_a_real_sharp_inner_lip_after_resize_and_reopen`,
   `pattern_suppress_tests::enclosure_datums_follow_wall_height_and_board_depth_with_material_proofs`,
   `cmd::plastic::tests::enclosure_snap_fit_follows_resized_front_wall`, the `atomic_commands` contract tests
@@ -245,15 +249,19 @@ and a fresh CI run:
 
 ## Sending a change
 
-1. Work is tracked in [GitHub issues](https://github.com/bherbruck/solidcraft/issues), labelled
+1. Work is tracked in [GitHub issues](https://github.com/tangency-labs/solidcraft/issues), labelled
    by area (`area:kernel`, `area:sketch`, `area:doc`, `area:ui`, `area:infra`). For anything
    bigger than a bug fix that has no issue yet, open one first. **Claim the issue with a draft
    PR** before you start, so two people don't build the same thing:
-   - Check nobody has it: `gh pr list -R bherbruck/solidcraft --state open --search "#N"`.
+   - Check nobody has it: `gh pr list -R tangency-labs/solidcraft --state open --search "#N"`.
    - Branch from the latest `main`, commit `git commit --allow-empty -m "claim: #N"`, push, and
      open a **draft** PR titled `<summary> (#N)`, e.g. `Fillet: variable radius along a chain (#123)`.
    - **The lowest-numbered open PR for an issue wins.** If yours lost, close it (or offer to help
      on the other one).
+   - The bot records the claim when the PR is opened: it assigns you, adds `in progress` and
+     says so on the issue. It reads `#N` in the PR title and `Fixes #N` in the body. If someone
+     already holds the issue, or an older open PR references it, it says so on your PR instead.
+   - Want to stake a claim before you have a branch? Comment `/claim` on the issue (below).
    - Push work in progress at least daily. A draft with no pushes for 72 hours may be taken over:
      comment on it first, then open your own claim.
    - Mark the PR ready for review when it is done.
@@ -263,10 +271,11 @@ and a fresh CI run:
 4. Reference the issue (`Fixes #12`). In the PR, say what you tested and how. For geometry work, include the measured numbers (and
    the expected ones).
 
-Comment `/claim` on an issue to take it: you are assigned, it gets the `in progress` label, and
-the bot replies with the deadline. Open a draft PR referencing the issue within 72 hours, or the
-claim lapses and the issue is freed again; a claim with a PR is freed after 14 days without
-pushes. `/unclaim` releases it early (only you or a maintainer can). Issues a maintainer has
+Commenting `/claim` assigns you, adds the `in progress` label, and replies with its automatic cleanup
+deadline. It frees a claim with no linked PR after 72 hours, or a claim with a PR after 14 days
+without pushes. These automatic cleanup deadlines are separate from the daily progress and
+72-hour takeover policy above. A draft PR that references the issue claims it the same way.
+`/unclaim` releases the bot claim early (only you or a maintainer can). Issues a maintainer has
 taken are never freed automatically.
 
 Help reviewers see what the words mean. For observable CAD, UI or model behavior, please
@@ -295,12 +304,33 @@ owning one area, with a human setting direction and reporting bugs. Their workin
 [AGENTS.md](AGENTS.md). Human contributors are just as welcome. Use whatever tools you like, as
 long as the change meets the rules above.
 
+## Labels and triage
+
+The triage bot labels every new issue and PR (`.github/workflows/triage.yml`). It only adds labels;
+correct them freely and it won't put them back.
+
+- **PRs** get `area:*` from the paths they change (`crates/kernel` and `crates/geom` →
+  `area:kernel`, `crates/ui-egui` and the apps → `area:ui`, `.github/`, `scripts/`, `docs/` →
+  `area:infra`, and so on).
+- **Issues** get `bug` (in-app reports and the bug template), `enhancement` (feature requests),
+  `priority:P1` for crashes, and an `area:*` from the title or the reported command. Until it has
+  a priority, an issue carries `needs-triage`; setting a priority removes it.
+- **Maintainers** comment `/triage area:kernel P1` (any existing label; `P0`–`P3` for a
+  priority, which replaces the old one; `-label` removes one) to sort an issue or PR.
+- **Short bug reports without steps to reproduce** get `needs-info` and one comment asking for
+  the steps (and the version, when it's missing). An app report that arrived empty is asked to
+  paste the report the app copied to the clipboard. The reporter's reply, or an edit that adds the
+  steps, removes the label; an issue that stays in `needs-info` for 14 days is closed, and can be
+  reopened any time. Feature requests, app reports with their details, and maintainers' issues
+  are never asked.
+- `needs-triage` is the queue: [open issues with it](https://github.com/tangency-labs/solidcraft/issues?q=is%3Aopen+label%3Aneeds-triage).
+
 ## Where help is wanted most
 
-**Kernel speed (slow fillets, booleans, STEP):** please don't rewrite the current kernel code for speed; it is being replaced by [solidcore](https://github.com/bherbruck/solidcore) ([progress](https://bherbruck.github.io/solidcore/)). Report slow cases with a file under the `kernel-perf` label, and put kernel effort into solidcore instead. See [#1597](https://github.com/bherbruck/solidcraft/issues/1597).
+**Kernel speed (slow fillets, booleans, STEP):** please don't rewrite the current kernel code for speed; it is being replaced by [solidcore](https://github.com/bherbruck/solidcore) ([progress](https://tangency-labs.github.io/solidcore/)). Report slow cases with a file under the `kernel-perf` label, and put kernel effort into solidcore instead. See [#1597](https://github.com/tangency-labs/solidcraft/issues/1597).
 
-See the [`help wanted`](https://github.com/bherbruck/solidcraft/labels/help%20wanted) and
-[`good first issue`](https://github.com/bherbruck/solidcraft/labels/good%20first%20issue) labels.
+See the [`help wanted`](https://github.com/tangency-labs/solidcraft/labels/help%20wanted) and
+[`good first issue`](https://github.com/tangency-labs/solidcraft/labels/good%20first%20issue) labels.
 In order of how much they'd help users:
 
 1. **Fillet and blend robustness.** Fillets are our own code (truck has no fillet operation).

Cargo.lock

@@ -197,15 +197,6 @@ dependencies = [
  "num-traits",
 ]
 
-[[package]]
-name = "arbitrary"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3bc62ac97cc33321f50863d514c3bc38a453947a8f9e781137e47c7401020aed"
-dependencies = [
- "derive_arbitrary",
-]
-
 [[package]]
 name = "arboard"
 version = "3.6.1"
@@ -232,6 +223,12 @@ version = "2.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "220a2c618ab466efe41d0eace94dfeff1c35e3aa47891bdb95e1c0fefffd3c99"
 
+[[package]]
+name = "arrayref"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "76a2e8124351fda1ef8aaaa3bbd7ebbcb486bbcd4225aca0aa0d84bb2db8fecb"
+
 [[package]]
 name = "arrayvec"
 version = "0.7.8"
@@ -1067,17 +1064,6 @@ dependencies = [
  "zeroize",
 ]
 
-[[package]]
-name = "derive_arbitrary"
-version = "1.5.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b034bd7d5f032402a2479444dcc6f74e36a03f31854d41680fb240ef682a1ac"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 3.0.6",
-]
-
 [[package]]
 name = "derive_more"
 version = "0.99.20"
@@ -2535,6 +2521,18 @@ dependencies = [
  "memoffset",
 ]
 
+[[package]]
+name = "nix"
+version = "0.31.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cf20d2fde8ff38632c426f1165ed7436270b44f199fc55284c38276f9db47c3d"
+dependencies = [
+ "bitflags 2.13.2",
+ "cfg-if",
+ "cfg_aliases",
+ "libc",
+]
+
 [[package]]
 name = "nohash-hasher"
 version = "0.2.0"
@@ -4051,7 +4049,7 @@ dependencies = [
 
 [[package]]
 name = "solidcraft"
-version = "0.14.0"
+version = "0.15.0"
 dependencies = [
  "block2 0.6.2",
  "eframe",
@@ -4071,16 +4069,22 @@ dependencies = [
  "ron",
  "rustls",
  "serde_json",
+ "solidcraft-3dx-client",
  "solidcraft-engine",
+ "solidcraft-space-mouse",
  "solidcraft-ui-egui",
  "ureq",
  "windows-sys 0.61.2",
  "winit",
 ]
 
+[[package]]
+name = "solidcraft-3dx-client"
+version = "0.15.0"
+
 [[package]]
 name = "solidcraft-cli"
-version = "0.14.0"
+version = "0.15.0"
 dependencies = [
  "image",
  "serde_json",
@@ -4091,7 +4095,7 @@ dependencies = [
 
 [[package]]
 name = "solidcraft-derive"
-version = "0.14.0"
+version = "0.15.0"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -4100,7 +4104,7 @@ dependencies = [
 
 [[package]]
 name = "solidcraft-doc"
-version = "0.14.0"
+version = "0.15.0"
 dependencies = [
  "log",
  "serde",
@@ -4117,7 +4121,7 @@ dependencies = [
 
 [[package]]
 name = "solidcraft-engine"
-version = "0.14.0"
+version = "0.15.0"
 dependencies = [
  "log",
  "serde",
@@ -4129,11 +4133,12 @@ dependencies = [
  "solidcraft-render",
  "solidcraft-sketch",
  "thiserror 2.0.21",
+ "web-time",
 ]
 
 [[package]]
 name = "solidcraft-geom"
-version = "0.14.0"
+version = "0.15.0"
 dependencies = [
  "serde",
  "serde_json",
@@ -4142,7 +4147,7 @@ dependencies = [
 
 [[package]]
 name = "solidcraft-gpu"
-version = "0.14.0"
+version = "0.15.0"
 dependencies = [
  "log",
  "naga",
@@ -4159,13 +4164,14 @@ dependencies = [
 
 [[package]]
 name = "solidcraft-io"
-version = "0.14.0"
+version = "0.15.0"
 dependencies = [
  "cadmpeg-core",
  "cadmpeg-ir",
  "cadmpeg-registry",
  "gltf",
  "quick-xml",
+ "rustix 1.1.5",
  "serde",
  "serde_json",
  "sha2 0.10.9",
@@ -4173,12 +4179,12 @@ dependencies = [
  "solidcraft-geom",
  "solidcraft-kernel",
  "thiserror 2.0.21",
- "zip 3.0.0",
+ "zip 9.0.4",
 ]
 
 [[package]]
 name = "solidcraft-kernel"
-version = "0.14.0"
+version = "0.15.0"
 dependencies = [
  "log",
  "proptest",
@@ -4193,11 +4199,12 @@ dependencies = [
  "truck-shapeops",
  "truck-stepio",
  "truck-topology",
+ "web-time",
 ]
 
 [[package]]
 name = "solidcraft-mcp"
-version = "0.14.0"
+version = "0.15.0"
 dependencies = [
  "serde_json",
  "solidcraft-engine",
@@ -4206,7 +4213,7 @@ dependencies = [
 
 [[package]]
 name = "solidcraft-render"
-version = "0.14.0"
+version = "0.15.0"
 dependencies = [
  "image",
  "moxcms",
@@ -4215,11 +4222,12 @@ dependencies = [
  "serde_json",
  "sha2 0.10.9",
  "solidcraft-geom",
+ "weezl",
 ]
 
 [[package]]
 name = "solidcraft-sketch"
-version = "0.14.0"
+version = "0.15.0"
 dependencies = [
  "serde",
  "serde_json",
@@ -4228,9 +4236,13 @@ dependencies = [
  "ttf-parser",
 ]
 
+[[package]]
+name = "solidcraft-space-mouse"
+version = "0.15.0"
+
 [[package]]
 name = "solidcraft-ui-egui"
-version = "0.14.0"
+version = "0.15.0"
 dependencies = [
  "egui",
  "egui-wgpu",
@@ -4244,14 +4256,17 @@ dependencies = [
  "sha2 0.10.9",
  "solidcraft-engine",
  "solidcraft-gpu",
+ "tiny-skia",
+ "toml",
  "ttf-parser",
  "web-time",
- "zip 3.0.0",
+ "winreg",
+ "zip 9.0.4",
 ]
 
 [[package]]
 name = "solidcraft-web"
-version = "0.14.0"
+version = "0.15.0"
 dependencies = [
  "eframe",
  "egui",
@@ -4298,6 +4313,12 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
 
+[[package]]
+name = "strict-num"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6637bab7722d379c8b41ba849228d680cc12d0a45ba1fa2b48f2a30577a06731"
+
 [[package]]
 name = "subtle"
 version = "2.6.1"
@@ -4423,6 +4444,31 @@ dependencies = [
  "zune-jpeg",
 ]
 
+[[package]]
+name = "tiny-skia"
+version = "0.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "47ffee5eaaf5527f630fb0e356b90ebdec84d5d18d937c5e440350f88c5a91ea"
+dependencies = [
+ "arrayref",
+ "arrayvec",
+ "bytemuck",
+ "cfg-if",
+ "log",
+ "tiny-skia-path",
+]
+
+[[package]]
+name = "tiny-skia-path"
+version = "0.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "edca365c3faccca67d06593c5980fa6c57687de727a03131735bb85f01fdeeb9"
+dependencies = [
+ "arrayref",
+ "bytemuck",
+ "strict-num",
+]
+
 [[package]]
 name = "tinystr"
 version = "0.8.4"
@@ -5750,7 +5796,7 @@ checksum = "e450f9b2ed1dff33c94c12589a87338689467b9c4f5d8a5710bd09a847d2c8a7"
 
 [[package]]
 name = "xtask"
-version = "0.14.0"
+version = "0.15.0"
 dependencies = [
  "serde_json",
  "sha2 0.10.9",
@@ -5801,7 +5847,7 @@ dependencies = [
  "futures-sink",
  "futures-util",
  "hex",
- "nix",
+ "nix 0.29.0",
  "ordered-stream",
  "rand 0.8.8",
  "serde",
@@ -6041,20 +6087,6 @@ dependencies = [
  "syn 3.0.6",
 ]
 
-[[package]]
-name = "zip"
-version = "3.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "12598812502ed0105f607f941c386f43d441e00148fce9dec3ca5ffb0bde9308"
-dependencies = [
- "arbitrary",
- "crc32fast",
- "flate2",
- "indexmap",
- "memchr",
- "zopfli",
-]
-
 [[package]]
 name = "zip"
 version = "8.6.0"
@@ -6069,6 +6101,21 @@ dependencies = [
  "zstd 0.13.3",
 ]
 
+[[package]]
+name = "zip"
+version = "9.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a954114b47a54df49f83d2722814e86b23d4bb1b54a1b90fb7d92b41619ddc22"
+dependencies = [
+ "crc32fast",
+ "flate2",
+ "indexmap",
+ "memchr",
+ "nix 0.31.3",
+ "typed-path",
+ "zopfli",
+]
+
 [[package]]
 name = "zlib-rs"
 version = "0.6.8"

Cargo.toml

@@ -5,7 +5,7 @@ members = ["crates/*", "apps/*", "xtask"]
 exclude = ["vendor"]
 
 [workspace.package]
-version = "0.14.0"
+version = "0.15.0"
 edition = "2024"
 license = "MIT OR Apache-2.0"
 rust-version = "1.95"
@@ -23,8 +23,10 @@ solidcraft-doc = { path = "crates/doc" }
 solidcraft-io = { path = "crates/io" }
 solidcraft-engine = { path = "crates/engine" }
 solidcraft-ui-egui = { path = "crates/ui-egui" }
+solidcraft-space-mouse = { path = "crates/space-mouse" }
 solidcraft-mcp = { path = "crates/mcp" }
 solidcraft-derive = { path = "crates/derive" }
+solidcraft-3dx-client = { path = "crates/threedx-client" }
 
 # foundation
 thiserror = "2"
@@ -51,7 +53,7 @@ spade = { version = "2.15", default-features = false, features = ["std"] }
 rayon = "1.12"
 
 # packages (3MF)
-zip = { version = "3", default-features = false, features = ["deflate"] }
+zip = { version = "9", default-features = false, features = ["deflate"] }
 quick-xml = "0.41"
 # glTF 2.0 import (MIT OR Apache-2.0): the document model and GLB container only; buffers are
 # read by crates/io itself, so no image decoding or file access comes with it.
@@ -71,6 +73,12 @@ ttf-parser = { version = "0.25", default-features = false, features = ["std"] }
 # images
 image = { version = "0.25", default-features = false, features = ["png", "hdr"] }
 png = "0.18.1"
+# LZW for GIF animations (MIT OR Apache-2.0, pure Rust; already in the tree through image's tiff).
+weezl = "0.1.12"
+# rasterises the UI icon SVGs (BSD-3-Clause, pure Rust, builds for wasm)
+tiny-skia = { version = "0.12", default-features = false, features = ["std", "simd"] }
+# build scripts: reads the icon palette (MIT OR Apache-2.0)
+toml = "1"
 
 # ui
 egui = "0.36"

README.md

@@ -1,16 +1,17 @@
-# SolidCraft
+<p align="center">
+  <img src="assets/icons/app/linux/exports/hicolor/256x256/apps/ai.storyteller.solidcraft.png" width="96" height="96" alt="SolidCraft" />
+</p>
 
-**An open-source parametric 3D CAD application built in pure Rust.**
+<h1 align="center">SolidCraft</h1>
 
-Sketch, constrain, and build solids with a parametric feature timeline. Change a dimension
-and watch your model rebuild. Run it on your desktop, in your browser, or let AI agents
-model through the built-in MCP server.
+<p align="center">
+  <strong>An open-source parametric 3D CAD application built in pure Rust.</strong><br />
+  Sketch, constrain, and build solids with a parametric feature timeline. Change a dimension
+  and watch your model rebuild. Run it on your desktop, in your browser, or let AI agents
+  model through the built-in MCP server.
+</p>
 
-![SolidCraft 0.8: model a Raspberry Pi 4 case from an empty design: a sketch dimensioned with parameters, extrude, fillets and shell, a rim rounded in one pick, standoffs patterned on the board's mounting holes, port cut-outs, vent slots, "Pi 4" engraved in a font, a PETG material with its mass in Properties, and a height change in Parameters](docs/screenshots/demo-0.8.gif)
-
-*A Raspberry Pi 4 case from an empty design: a sketch dimensioned with the board's parameters, extrude, fillet, shell, the rim rounded in one pick, an M2.5 standoff patterned on the 58 × 49 mm hole rectangle, port cut-outs, vent slots, "Pi 4" engraved in DejaVu Sans Bold and a PETG material defined in the design, with its mass in Properties, then height 24 → 32 mm in Parameters and it all rebuilds. 9× playback. [Full video](https://github.com/bherbruck/solidcraft/raw/refs/heads/main/docs/screenshots/demo-0.8.mp4), recorded with the [demo script](examples/demo/record_ui.sh).*
-
-## Download
+<div align="center">
 
 [![Download for Windows][badge-windows]][windows-msi]
 [![Download for macOS][badge-macos]][macos-dmg]
@@ -18,6 +19,33 @@ model through the built-in MCP server.
 [![Get it from the Snap Store][badge-snap]][snap-store]
 [![Try it in your browser][badge-web]][web-app]
 
+</div>
+
+<p align="center">
+  <a href="https://solidcraft.io">Website</a> ·
+  <a href="https://solidcraft.io/download">Download</a> ·
+  <a href="https://solidcraft.io/app">Try it in the browser</a> ·
+  <a href="https://docs.solidcraft.io/">Documentation</a> ·
+  <a href="https://discord.gg/FtU4NQNVDH">Discord</a> ·
+  <a href="https://github.com/bherbruck/solidcore">SolidCore</a>
+</p>
+
+<p align="center">
+  <a href="https://github.com/tangency-labs/solidcraft/actions/workflows/ci.yml?query=branch%3Amain"><img src="https://github.com/tangency-labs/solidcraft/actions/workflows/ci.yml/badge.svg?branch=main" alt="CI" /></a>
+  <a href="https://github.com/tangency-labs/solidcraft/releases/latest"><img src="https://img.shields.io/github/v/release/tangency-labs/solidcraft?label=release" alt="Latest release" /></a>
+  <a href="https://github.com/tangency-labs/solidcraft/releases"><img src="https://img.shields.io/github/downloads/tangency-labs/solidcraft/total?label=downloads" alt="Downloads" /></a>
+  <a href="LICENSE"><img src="https://img.shields.io/github/license/tangency-labs/solidcraft" alt="Licence" /></a>
+  <a href="https://discord.gg/FtU4NQNVDH"><img src="https://img.shields.io/badge/Discord-join-5865F2?logo=discord&logoColor=white" alt="Discord" /></a>
+  <a href="https://remade.wiki/projects/solidcraft/"><img src="https://remade.wiki/badges/listed-on-remade-classic.svg" alt="Listed on Remade" /></a>
+  <a href="https://github.com/tangency-labs/solidcraft/stargazers"><img src="https://img.shields.io/github/stars/tangency-labs/solidcraft?style=flat" alt="Stars" /></a>
+</p>
+
+![SolidCraft 0.8: model a Raspberry Pi 4 case from an empty design: a sketch dimensioned with parameters, extrude, fillets and shell, a rim rounded in one pick, standoffs patterned on the board's mounting holes, port cut-outs, vent slots, "Pi 4" engraved in a font, a PETG material with its mass in Properties, and a height change in Parameters](docs/screenshots/demo-0.8.gif)
+
+*A Raspberry Pi 4 case from an empty design: a sketch dimensioned with the board's parameters, extrude, fillet, shell, the rim rounded in one pick, an M2.5 standoff patterned on the 58 × 49 mm hole rectangle, port cut-outs, vent slots, "Pi 4" engraved in DejaVu Sans Bold and a PETG material defined in the design, with its mass in Properties, then height 24 → 32 mm in Parameters and it all rebuilds. 9× playback. [Full video](https://github.com/tangency-labs/solidcraft/raw/refs/heads/main/docs/screenshots/demo-0.8.mp4), recorded with the [demo script](examples/demo/record_ui.sh).*
+
+## Download
+
 - **Windows:** download and run the [installer][windows-msi].
   Also for [ARM64][windows-arm64-msi] and [32-bit][windows-x86-msi] PCs, or as a
   [portable zip][windows-portable] that runs without installing.
@@ -27,7 +55,7 @@ model through the built-in MCP server.
   (Apple silicon and Intel).
 - **Linux:** download the [AppImage][linux-appimage], allow it to run as a program and open it.
   Or install the [.deb][linux-deb] (Ubuntu, Debian, Mint) or [.rpm][linux-rpm] (Fedora,
-  openSUSE), or use [Flatpak](https://bherbruck.github.io/solidcraft/guide/getting-started.html#linux-flatpak).
+  openSUSE), or use [Flatpak](https://docs.solidcraft.io/guide/getting-started.html#linux-flatpak).
   With Snap: `sudo snap install solidcraft` ([Snap Store][snap-store], or the [.snap file][linux-snap]).
   For ARM64: [AppImage][linux-arm64-appimage], [.deb][linux-arm64-deb], [.rpm][linux-arm64-rpm].
 - **Web:** [try it in your browser][web-app], no install.
@@ -35,39 +63,45 @@ model through the built-in MCP server.
 The downloads aren't signed yet. On Windows, if SmartScreen warns you, choose **More info**, then
 **Run anyway**. On macOS, the first time, right-click SolidCraft in Applications and choose **Open**.
 
-Older versions, checksums and other formats are on the [releases page](https://github.com/bherbruck/solidcraft/releases).
+**On SolidCraft 0.11 to 0.14?** Its **Update now** can't install 0.15.0 or later, because the
+releases moved to a new address. Download the new version once from the links above; after that,
+updating from inside SolidCraft works again ([details](https://docs.solidcraft.io/guide/updates.html#updating-from-011-to-014)).
+
+Older versions, checksums and other formats are on the [releases page](https://github.com/tangency-labs/solidcraft/releases).
 Install details, upgrading from earlier builds and building from source are in
-[Getting started](https://bherbruck.github.io/solidcraft/guide/getting-started.html).
+[Getting started](https://docs.solidcraft.io/guide/getting-started.html).
 
 [badge-windows]: https://img.shields.io/badge/Windows-Download-0078D6?style=for-the-badge&logo=data%3Aimage%2Fsvg%2Bxml%3Bbase64%2CPHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAyNCAyNCIgZmlsbD0id2hpdGUiPjxwYXRoIGQ9Ik0yIDJoOS41djkuNUgyek0xMi41IDJIMjJ2OS41aC05LjV6TTIgMTIuNWg5LjVWMjJIMnpNMTIuNSAxMi41SDIyVjIyaC05LjV6Ii8%2BPC9zdmc%2B
 [badge-macos]: https://img.shields.io/badge/macOS-Download-333333?style=for-the-badge&logo=apple&logoColor=white
 [badge-linux]: https://img.shields.io/badge/Linux-AppImage-E95420?style=for-the-badge&logo=linux&logoColor=white
 [badge-snap]: https://img.shields.io/badge/Snap-Snap_Store-82BEA0?style=for-the-badge&logo=snapcraft&logoColor=white
 [badge-web]: https://img.shields.io/badge/Web-Try_in_browser-2EA44F?style=for-the-badge&logo=data%3Aimage%2Fsvg%2Bxml%3Bbase64%2CPHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAyNCAyNCIgZmlsbD0ibm9uZSIgc3Ryb2tlPSJ3aGl0ZSIgc3Ryb2tlLXdpZHRoPSIyIj48Y2lyY2xlIGN4PSIxMiIgY3k9IjEyIiByPSIxMCIvPjxwYXRoIGQ9Ik0yIDEyaDIwTTEyIDJhMTUgMTUgMCAwIDEgMCAyME0xMiAyYTE1IDE1IDAgMCAwIDAgMjAiLz48L3N2Zz4%3D
-[windows-msi]: https://github.com/bherbruck/solidcraft/releases/latest/download/solidcraft-windows-x64.msi
-[windows-arm64-msi]: https://github.com/bherbruck/solidcraft/releases/latest/download/solidcraft-windows-arm64.msi
-[windows-x86-msi]: https://github.com/bherbruck/solidcraft/releases/latest/download/solidcraft-windows-x86.msi
-[windows-portable]: https://github.com/bherbruck/solidcraft/releases/latest/download/solidcraft-windows-x64-portable.zip
-[macos-dmg]: https://github.com/bherbruck/solidcraft/releases/latest/download/solidcraft-macos-universal.dmg
-[linux-appimage]: https://github.com/bherbruck/solidcraft/releases/latest/download/solidcraft-linux-x86_64.AppImage
-[linux-deb]: https://github.com/bherbruck/solidcraft/releases/latest/download/solidcraft-linux-x86_64.deb
-[linux-rpm]: https://github.com/bherbruck/solidcraft/releases/latest/download/solidcraft-linux-x86_64.rpm
-[linux-arm64-appimage]: https://github.com/bherbruck/solidcraft/releases/latest/download/solidcraft-linux-aarch64.AppImage
-[linux-arm64-deb]: https://github.com/bherbruck/solidcraft/releases/latest/download/solidcraft-linux-aarch64.deb
-[linux-arm64-rpm]: https://github.com/bherbruck/solidcraft/releases/latest/download/solidcraft-linux-aarch64.rpm
-[linux-snap]: https://github.com/bherbruck/solidcraft/releases/latest/download/solidcraft-linux-x86_64.snap
+[windows-msi]: https://github.com/tangency-labs/solidcraft/releases/latest/download/solidcraft-windows-x64.msi
+[windows-arm64-msi]: https://github.com/tangency-labs/solidcraft/releases/latest/download/solidcraft-windows-arm64.msi
+[windows-x86-msi]: https://github.com/tangency-labs/solidcraft/releases/latest/download/solidcraft-windows-x86.msi
+[windows-portable]: https://github.com/tangency-labs/solidcraft/releases/latest/download/solidcraft-windows-x64-portable.zip
+[macos-dmg]: https://github.com/tangency-labs/solidcraft/releases/latest/download/solidcraft-macos-universal.dmg
+[linux-appimage]: https://github.com/tangency-labs/solidcraft/releases/latest/download/solidcraft-linux-x86_64.AppImage
+[linux-deb]: https://github.com/tangency-labs/solidcraft/releases/latest/download/solidcraft-linux-x86_64.deb
+[linux-rpm]: https://github.com/tangency-labs/solidcraft/releases/latest/download/solidcraft-linux-x86_64.rpm
+[linux-arm64-appimage]: https://github.com/tangency-labs/solidcraft/releases/latest/download/solidcraft-linux-aarch64.AppImage
+[linux-arm64-deb]: https://github.com/tangency-labs/solidcraft/releases/latest/download/solidcraft-linux-aarch64.deb
+[linux-arm64-rpm]: https://github.com/tangency-labs/solidcraft/releases/latest/download/solidcraft-linux-aarch64.rpm
+[linux-snap]: https://github.com/tangency-labs/solidcraft/releases/latest/download/solidcraft-linux-x86_64.snap
 [snap-store]: https://snapcraft.io/solidcraft
-[web-app]: https://bherbruck.github.io/solidcraft/app/
+[web-app]: https://solidcraft.io/app
 
-**Documentation:** the [SolidCraft book](https://bherbruck.github.io/solidcraft/) (user guide,
+**Documentation:** the [SolidCraft book](https://docs.solidcraft.io/) (user guide,
 developer guide and command reference; sources in [docs/book](docs/book)).
 
+**Community:** chat with users and contributors on [Discord](https://discord.gg/FtU4NQNVDH).
+
 **Status: early but usable for simple parts.** 75 of 76 public reference parts
 match their analytic or FreeCAD-computed volume, area, centre of mass and bounding box
 ([docs/oracle.md](docs/oracle.md)); the other is a tracked bug.
 These checks do not establish complete geometric or workflow equivalence. The commands SolidCraft has
 are listed by area in [docs/features.md](docs/features.md); status and plans are in [ROADMAP.md](ROADMAP.md).
-Open work and known bugs are in [GitHub issues](https://github.com/bherbruck/solidcraft/issues),
+Open work and known bugs are in [GitHub issues](https://github.com/tangency-labs/solidcraft/issues),
 and help is welcome: see [CONTRIBUTING.md](CONTRIBUTING.md).
 
 ## Built with SolidCraft
@@ -77,7 +111,7 @@ and help is welcome: see [CONTRIBUTING.md](CONTRIBUTING.md).
 *SELENE, a scientific rover built entirely through SolidCraft's MCP server by
 [@0xlillith](https://github.com/0xlillith/solidcraft-rover): 3,323 editable timeline steps that
 rebuild with no errors, replayed here at 2× speed.
-[Full video](https://github.com/bherbruck/solidcraft/raw/refs/heads/main/docs/screenshots/rover-build.mp4)
+[Full video](https://github.com/tangency-labs/solidcraft/raw/refs/heads/main/docs/screenshots/rover-build.mp4)
 · [download the editable model](https://github.com/0xlillith/solidcraft-rover/releases/tag/v1.0.0).*
 
 ## What works
@@ -176,15 +210,21 @@ cargo run --release -p solidcraft-cli -- snapshot examples/bracket.json --out br
 cargo run --release -p solidcraft-cli -- render examples/render-studio.json --out product.png
 cargo run --release -p solidcraft -- part.step          # open a STEP file as a new design
 cargo run --release -p solidcraft-cli -- eval part.step # measure an imported STEP file
-cargo xtask ci                                          # fmt, clippy, tests, assets, layers, wasm
+cargo xtask ci                                          # fmt, clippy, tests, icons, assets, layers, wasm
 ```
 
+UI artwork changes follow the [icon specification](assets/icons/ui/STYLE_GUIDE.md).
+The [included review tool](assets/icons/ui/README.md) discovers new icons and keeps
+unaccepted artwork Open; run `cargo xtask icons` to check the collection.
+
 Windows builds: `cargo xwin build --release --target x86_64-pc-windows-msvc -p solidcraft`.
 
-On Windows and Linux, SolidCraft detects a connected 3Dconnexion SpaceNavigator or SpaceMouse through its
-multi-axis HID interface. Move the cap to pan and zoom, and tilt or twist it to rotate the 3D view.
+On Windows, macOS and Linux, SolidCraft detects a connected 3D mouse through its HID multi-axis
+controller interface: a 3Dconnexion SpaceNavigator or SpaceMouse, or a homemade device that
+declares itself one. Move the cap to pan and zoom, and tilt or twist it to rotate the 3D view.
 While editing a sketch, the cap pans and zooms without changing the sketch view. The Navigation
-page in Preferences has an on/off switch and a speed control for the 3D mouse. The web app reads
+page in Preferences has an on/off switch, a speed control and, for each of the cap's six axes, an
+invert switch and a speed for the 3D mouse. The web app reads
 it too, through the browser; Firefox needs a 3DxWare setting first (see
 [Getting started › 3D mouse in the browser](docs/book/src/guide/getting-started.md#3d-mouse-in-the-browser)).
 
@@ -192,23 +232,44 @@ With 3DxWare on Windows, SolidCraft follows 3DxWare's profile for it when there
 3DxWare's object mode (tilt to roll, twist to spin) until there is. The mouse-wheel turns that
 3DxWare makes from the cap's motion are ignored, so the view doesn't zoom in steps as the cap tilts.
 
-On Linux SolidCraft reads `/dev/hidrawN` directly, so the logged-in user needs access to the
-device. A udev rule that adds the `uaccess` tag does that, for example
-`/etc/udev/rules.d/70-3d-mouse.rules` for devices with 3Dconnexion's vendor id:
+On Linux SolidCraft reads the 3D mouse through `spacenavd` when that daemon runs (its socket
+`/var/run/spnav.sock`), so what you set in `spnavcfg` (swapped or inverted axes, sensitivity, dead
+zones) applies as it does in other programs, and no udev rule is needed. With nothing set there,
+the motion is the same as without the daemon. Without `spacenavd`, SolidCraft reads `/dev/hidrawN`
+directly, so the logged-in user needs access to the device. A udev rule that adds the `uaccess`
+tag does that, for example
+`/etc/udev/rules.d/70-3d-mouse.rules` for USB devices with 3Dconnexion's vendor id, and for its
+Bluetooth ones (where `idVendor` isn't set, so the HID id is matched instead):
 
 ```
 SUBSYSTEM=="hidraw", ATTRS{idVendor}=="256f", TAG+="uaccess"
+SUBSYSTEM=="hidraw", KERNELS=="0005:256F:*", TAG+="uaccess"
 ```
 
-Older SpaceNavigators use Logitech's vendor id `046d`; add a rule with their product id (see `lsusb`)
-instead of matching every Logitech device. Reload with `sudo udevadm control --reload && sudo udevadm trigger`, then replug the device. The Flatpak
-sandbox does not expose hidraw devices, so the 3D mouse only works with native builds there for now.
-Devices that send all six axes in HID report 1 (some homemade ones do) are recognised from their
-report descriptor, so they work as well.
+Older SpaceNavigators use Logitech's vendor id `046d`, so add a rule with their product id (see
+`lsusb`) instead of matching every Logitech device. A homemade device needs a rule with its own
+vendor and product id. Reload with `sudo udevadm control --reload && sudo udevadm trigger`, then
+replug the device. The Flatpak sandbox does not expose hidraw devices, so the 3D mouse only works
+with native builds there for now.
+
+SolidCraft finds the axes from the device's report descriptor, so it doesn't matter how a device
+lays them out: translation and rotation in separate reports (3Dconnexion's wired devices), all six
+in one (its wireless ones and most homemade devices), after the buttons, or narrower than 16 bits.
+Each axis is scaled from the range the descriptor declares.
+
+On macOS SolidCraft talks to the 3Dconnexion driver (3DxWare) when it is installed, through the
+driver's client API (`crates/threedx-client`; the framework is loaded at run time, never bundled).
+The driver keeps the device to itself, and sends it only to a program it can identify: SolidCraft
+as an `.app` (the packaged app). Without the driver, or with its helper not running, SolidCraft reads the device through IOKit like on Windows.
+
+SolidCraft does not follow 3DxWare's profile on macOS. Its default is 3DxWare's object mode.
 
 In the browser: `cd apps/solidcraft-web && trunk build --release --public-url ./` (WebGPU, or
 WebGL2 with `?webgl`; `?sample` opens the sample part).
 
+Agents can control the document open in a browser tab through `window.solidcraft.execute(...)`
+and `window.solidcraft.request(...)`; see the [browser command API](docs/browser-api.md).
+
 ## Scripts
 
 A script is a JSON list of commands, the same ones the UI runs:
@@ -228,8 +289,8 @@ A script is a JSON list of commands, the same ones the UI runs:
 stdio. Headless it runs its own design session; with `--connect 127.0.0.1:PORT` it drives the app
 started with `solidcraft --control PORT`, so you can watch the agent model. Tools:
 `list_commands`, `execute`, `batch`, `inspect_design`, `measure`, `body_topology`,
-`set_parameter`, `screenshot` (returns the image), `export`, `undo`, `redo`, `new_design`, `open`,
-`save`. Tool calls reach files only in the open design's folder (when it lies inside your home
+`set_parameter`, `screenshot` (returns the image), `export`, `crash_reports`, `undo`, `redo`,
+`new_design`, `open`, `save`. Tool calls reach files only in the open design's folder (when it lies inside your home
 folder, never home itself or a hidden folder), SolidCraft's recovery folder and folders given with
 `--allow-path DIR`. Claude Code: `claude mcp add solidcraft -- solidcraft-cli mcp`. Details, client
 configuration and an example session: [docs/mcp.md](docs/mcp.md).

ROADMAP.md

@@ -53,11 +53,8 @@ PCB / Package, Render, Animation, Simulation, Manufacture/CAM, Drawings.
 | M5 | Persistent naming of faces and edges (docs/book/src/dev/naming.md): faces named from their exact kernel-reported history (sketch curve sides, caps, revolve sections, primitive sides, blends, shell inner walls, pattern/mirror copies; split pieces told apart by the faces around them, lumps of a cut body named after their faces), edges by their faces; fillets/chamfers, sketches on faces, shell/draft/offset/replace faces, hole placements, joint origins and face appearances resolve by name first and warn when the entity split or vanished: done. sheet metal edges by base sketch line and flange side, shell inner faces, sweep and loft roles: done. kernel-reported face history: done (merged faces answer to every name; operations without history yet fall back to geometric names, flagged unverified; format 14 keeps older designs' geometric names). Left: history through sheet metal, plastic, surface and emboss features; FaceSource certificates through history | in progress | 20 |
 | M6 | UI depth: selection feedback and origin (done), timeline editing (done: hover and selection highlight modifier faces, including fillets and chamfers; edit feature, history marker drag, dependency-checked single and multi-item reorder, suppress, rename, delete with dependents, re-resolved references; redefining selections refreshes persistent edge/face references while retaining feature identity and dimension names; optional compact named left feature history with rollback bar, multi-selection and persistent folders above the parts browser), right-docked dialogs (done), live previews for every feature dialog (done), keyboard-first commands with on-canvas value boxes and sketch inline dimensions (done), drag manipulators with automatic join/cut (done: extrude incl. two sides, fillet, shell, hole depth, move, pattern spacing, revolve rotator; taper handle open), dark theme (done), right-click menu with Repeat (done), measure tool (done), section analysis (done), selection filter (done), drag-solve of sketch points (done); appearance controls now preserve body/face/component targeting, named transparent looks, reuse/search and override removal; preferences | in progress | 6 |
 | M7 | Thin extrude (walls along open or closed curves: centre, inside, outside or two sides; mitred corners, crossing walls joined; #721), sweep, loft (incl. to a point), rib and web (to next / depth), emboss (planar faces and exact radial emboss/deboss of bounded orthogonal profiles on complete exterior cylinders/sleeves), thread (cosmetic, and modelled M3–M20 outside and inside: the ISO profile screwed in as a faceted cut), coil (smooth B-spline helical walls), pipe, pattern on path, patterns of bodies and components, replace face (parallel), align, remove, feature copy/paste: done. Unique eligible cylindrical targets are inferred for new Emboss features. Left: general curved-face emboss and exact (unfaceted) modelled threads | in progress | 12 |
-| M8 | Surface workspace (#772). Done: Patch (sketch regions; edge loops of any shape and number of sides as one face, G0/G1/G2 to the faces beside each edge, through points, #759), Stitch, Thicken (planes and cylinders), Extend (straight edges of planar surfaces), Trim (by a plane or a face), Delete Face (healing), Boundary Fill, zebra/draft/curvature-map analysis. Proposed, in order: surface Extrude/Revolve/Sweep/Loft from open and closed curves (#757), Offset surface (#758), Unstitch and Reverse Normal (#766), Delete Face without healing (#768); Extend curved faces and edges (#760), mutual trim and trim by projected curves (#767), Untrim (#761), Thicken every surface kind (#765); Ruled (#762), Boundary surface and curve networks with G0/G1/G2 (#763), Blend surface (#764), sweep guide rails and two-rail sweeps (#771; orientation, twist and end scale done; loft rails #201), fillet between surface bodies (#769); continuity analysis, surface curvature combs and isocurves (#770) | deferred | — |
-| M9 | Components and assemblies: New Component / Create Components from Bodies, active component, per-component origin/bodies/sketches/timeline entries, occurrences with transforms, Copy/Paste vs Paste New, nested Browser tree with visibility and isolate; Ground, Move/Copy of occurrences, joints (rigid, revolute, slider, cylindrical, pin-slot, planar, ball) by joint origins with limits and Drive Joints, closed kinematic loops (four-bar, slider-crank: the loop's other joints follow the driven one on its branch, and driving stops where a loop can no longer close), As-built Joint, Rigid Group, Contact Sets (driving and motion studies stop where bodies in a set would pass through each other), Motion Study (joint values keyed along a timeline, playback, export of occurrence positions as JSON/CSV), Exploded views (automatic or by hand, shown without changing placements); interference, per-component physical properties; STEP with assembly structure; URDF export for robot simulators (links with meshes, mass and inertia; joint chains whose values match Drive Joints; docs/urdf.md). Physical properties now measure material-aware component/occurrence placements, descendants and repeated instances, including pending moves and body reassignment offsets; contact geometry and automatic exploded centres respect those offsets. Groundwork done: component tree, occurrences with transforms (instances, Paste New), world placement, active component as authoring frame, ground, Capture/Revert Position, moving bodies and sketches. UI: ASSEMBLE panel dialogs for New Component, Joint (snaps on faces, edges, circles and vertices; animated motion preview; offsets, flip, limits), As-built Joint, Joint Origin, Rigid Group, Drive Joints (live slider), Motion Link and Interference (overlaps shown red); joints in the timeline and the Browser | in progress | 32 |
-| M8 | Surface workspace (#772). Done: Patch (sketch regions; edge loops filled G0), Stitch, Thicken (planes and cylinders), Extend (straight edges of planar surfaces), Trim (by a plane or a face), Delete Face (healing), Boundary Fill, zebra/draft/curvature-map analysis. Proposed, in order: surface Extrude/Revolve/Sweep/Loft from open and closed curves (#757), Offset surface (#758), Unstitch and Reverse Normal (#766), Delete Face without healing (#768); Extend curved faces and edges (#760), mutual trim and trim by projected curves (#767), Untrim (#761), Thicken every surface kind (#765); Ruled (#762), Boundary surface and curve networks with G0/G1/G2 (#763), Patch with G1/G2 and general loops (#759), Blend surface (#764), sweep guide rails and two-rail sweeps (#771; orientation, twist and end scale done; loft rails #201), fillet between surface bodies (#769); continuity analysis, surface curvature combs and isocurves (#770) | deferred | — |
-| M9 | Components and assemblies: New Component / Create Components from Bodies, active component, per-component origin/bodies/sketches/timeline entries, occurrences with transforms, Copy/Paste vs Paste New, nested Browser tree with visibility and isolate; Ground, Move/Copy of occurrences, joints (rigid, revolute, slider, cylindrical, pin-slot, planar, ball) by joint origins with limits and Drive Joints, closed kinematic loops (four-bar, slider-crank: the loop's other joints follow the driven one on its branch, and driving stops where a loop can no longer close), gears, rack and pinion and screws (motion links whose ratio follows picked radii, parameters or a pitch, also inside closed loops), As-built Joint, Rigid Group, Contact Sets (driving and motion studies stop where bodies in a set would pass through each other), Motion Study (joint values keyed along a timeline, playback, export of occurrence positions as JSON/CSV), Motion Trace (a picked point's path as a joint is driven or a study plays, closed loops following; kept as a 3D sketch spline), Exploded views (automatic or by hand, shown without changing placements); interference, per-component physical properties; STEP with assembly structure; URDF export for robot simulators (links with meshes, mass and inertia; joint chains whose values match Drive Joints; docs/urdf.md). Physical properties now measure material-aware component/occurrence placements, descendants and repeated instances, including pending moves and body reassignment offsets; contact geometry and automatic exploded centres respect those offsets. Groundwork done: component tree, occurrences with transforms (instances, Paste New), world placement, active component as authoring frame, ground, Capture/Revert Position, moving bodies and sketches. UI: ASSEMBLE panel dialogs for New Component, Joint (snaps on faces, edges, circles and vertices; animated motion preview; offsets, flip, limits), As-built Joint, Joint Origin, Rigid Group, Drive Joints (live slider), Motion Link, Gear, Rack and Pinion, Screw and Interference (overlaps shown red); joints in the timeline and the Browser | in progress | 32 |
-| M9 | Components and assemblies: New Component / Create Components from Bodies, active component, per-component origin/bodies/sketches/timeline entries, occurrences with transforms, Copy/Paste vs Paste New, nested Browser tree with visibility and isolate; Ground, Move/Copy of occurrences, joints (rigid, revolute, slider, cylindrical, pin-slot, planar, ball) by joint origins with limits and Drive Joints, closed kinematic loops (four-bar, slider-crank: the loop's other joints follow the driven one on its branch, and driving stops where a loop can no longer close), gears, rack and pinion and screws (motion links whose ratio follows picked radii, parameters or a pitch, also inside closed loops), inverse kinematics (`joint.reach`: a part's point to a target through the joints on its chain, within limits and with loops closed, nearest pose and its stopper when out of reach; dragging a jointed part in the viewport moves it as far as its joints allow), As-built Joint, Rigid Group, Contact Sets (driving and motion studies stop where bodies in a set would pass through each other), Motion Study (joint values keyed along a timeline, playback, export of occurrence positions as JSON/CSV), Exploded views (automatic or by hand, shown without changing placements); interference, per-component physical properties; STEP with assembly structure; URDF export for robot simulators (links with meshes, mass and inertia; joint chains whose values match Drive Joints; docs/urdf.md). Physical properties now measure material-aware component/occurrence placements, descendants and repeated instances, including pending moves and body reassignment offsets; contact geometry and automatic exploded centres respect those offsets. Groundwork done: component tree, occurrences with transforms (instances, Paste New), world placement, active component as authoring frame, ground, Capture/Revert Position, moving bodies and sketches. UI: ASSEMBLE panel dialogs for New Component, Joint (snaps on faces, edges, circles and vertices; animated motion preview; offsets, flip, limits), As-built Joint, Joint Origin, Rigid Group, Drive Joints (live slider), Motion Link, Gear, Rack and Pinion, Screw and Interference (overlaps shown red); joints in the timeline and the Browser | in progress | 32 |
+| M8 | Surface workspace (#772). Done: Patch (sketch regions; edge loops filled G0, plus `crown`), Stitch, Thicken (planes and cylinders), Extend (straight edges of planar surfaces), Trim (by a plane or a face), Delete Face (healing), Boundary Fill, zebra/draft/curvature-map analysis, Surface Extrude/Revolve/Sweep/Loft from open and closed curves, Offset, Unstitch and Reverse Normal; the continuity-driven core (`kernel/src/bridge.rs`, G0–G3 Hermite rows) with **Blend** (`surface.blend`, #764), **Match** (`surface.match`), **Boundary** (`surface.boundary`, #763 — two sketch curves exact with G0–G3, three or four as the flat patch of their loop, and curve networks: Coons and Gordon surfaces through sketch, 3D-sketch or edge curves, a point for a three-sided side, G1/G2 against the faces along one direction's edges, joined into their body on request; G1/G2 on two sides that meet at a corner waits for the Gregory-type corner), **Fair** (`surface.fair`, CV fairing), **continuity analysis** (`inspect.continuity`, #770; a toolbar tool with edge markers and a legend, and curvature combs along face isocurves) and a multi-section **loft** with per-end continuity and crown. Also in the Class-A pass: G1…G4 blend curves in the sketch, chord and variable-radius fillets on curved edges (with honest refusals where the fit cannot hold), and a G2 corner patch where filleted edges meet (kernel; the command refuses until the patch's sections can be sewn to the blends' contacts). Left: bias/form-factor fillet sections (design recorded), a Gregory-type corner, surface Fillet between separate surface bodies (#769), Ruled (#762), Untrim (#761), curved-face Extend (#760), loft guide rails (#201; sweep guide rails and two-rail sweeps are done, #771), and every remaining #757–#772 item | deferred | — |
+| M9 | Components and assemblies: New Component / Create Components from Bodies, active component, per-component origin/bodies/sketches/timeline entries, occurrences with transforms, Copy/Paste vs Paste New, nested Browser tree with visibility and isolate; Ground, Move/Copy of occurrences, joints (rigid, revolute, slider, cylindrical, pin-slot, planar, ball) by joint origins with limits and Drive Joints, closed kinematic loops (four-bar, slider-crank: the loop's other joints follow the driven one on its branch, and driving stops where a loop can no longer close), cams (`joint.cam`: a revolute cam drives a slider or revolute follower along a closed sketch profile or the cam's edges, knife, roller or flat followers, worked out again when the profile changes; drives, studies, closed loops, contact sets), As-built Joint, Rigid Group, Contact Sets (driving and motion studies stop where bodies in a set would pass through each other), Motion Study (joint values keyed along a timeline, playback, export of occurrence positions as JSON/CSV), motion analysis (joint values and a point's path charted over a study as value, velocity and acceleration; the parts that collide along a study, with the steps where they do), Exploded views (automatic or by hand, shown without changing placements); interference, per-component physical properties; STEP with assembly structure; URDF export for robot simulators (links with meshes, mass and inertia; joint chains whose values match Drive Joints; docs/urdf.md). Physical properties now measure material-aware component/occurrence placements, descendants and repeated instances, including pending moves and body reassignment offsets; contact geometry and automatic exploded centres respect those offsets. Groundwork done: component tree, occurrences with transforms (instances, Paste New), world placement, active component as authoring frame, ground, Capture/Revert Position, moving bodies and sketches. UI: ASSEMBLE panel dialogs for New Component, Joint (snaps on faces, edges, circles and vertices; animated motion preview; offsets, flip, limits), As-built Joint, Joint Origin, Rigid Group, Drive Joints (live slider), Motion Link, Cam and Interference (overlaps shown red); joints in the timeline and the Browser | in progress | 32 |
 | M10 | Sheet metal: flange (base, edge, contour), hem, unfold/refold, convert, flat pattern + DXF, rules: done. PLASTIC enclosure subset: Boss, Rib, Web, Lip/Groove, Snap Fit, Rest, Plastic Rules (library, edit, assign; rule draft and clearance as feature defaults): done, tested against hand-computed geometry. UI: SHEET METAL and PLASTIC tabs in Fusion's layout with dialogs (live preview, Edit Feature, pre-selection) for Flange, Hem, Unfold/Refold, Convert, Sheet Metal Rules, Create Flat Pattern (flat view with bend lines, bend table CSV/JSON and DXF export with exact circle/arc/line cutouts), Boss, Lip/Groove, Snap Fit, Rest, Manage and Assign Plastic Rules; Fold (bend along a sketch line); flanges meeting at a corner closed at any angle with the rule's gap; edge flanges with their own angle and height per edge in one feature; corner reliefs (notch, round, rectangular, tear) chosen by the rule; Convert to Sheet Metal from a solid or shelled body by its bend edges (flat faces, sharp bends) | in progress | 36 |
 | M11 | 2D drawings | deferred | — |
 | M12 | Release: cross-platform packages, verification and deliberate publication implemented; original current-UI demo refreshed. Trusted distribution signing and broader performance work remain | in progress | 16 |
@@ -71,11 +68,28 @@ retain their saved two-finger scroll preference; camera motion is available thro
 
 M11 precursor: File → Export Current View as DXF exports shown placed bodies from the current
 camera as a 2D millimetre drawing, with hidden edges omitted or dashed. Vector occlusion splits
-partly hidden edges and includes curved silhouettes. Curves are approximated; drawing sheets,
+partly hidden edges and includes curved silhouettes. Repeated part meshes and triangle
+hierarchies are shared; bounded desktop preparation and occlusion use up to eight workers.
+Curves are approximated; drawing sheets,
 annotations and exact projected curves remain deferred. See [view DXF](docs/view-dxf.md).
 
+Drawing foundations: [RFC #860](https://github.com/tangency-labs/solidcraft/issues/860)
+and the [foundation ledger](docs/drawing-foundations.md) track the bounded implementation
+packages. The first geometry increment defines validated section records in a plane-local
+frame; the ledger separates that contract from section producers and the Drawing workspace.
+
+Desktop view DXF export runs in the file-operation worker with five-stage progress and
+cooperative cancellation. Curve tolerance (0.0001–1 mm, default 0.01 mm) is remembered alongside
+the hidden-edge setting. Cancelled exports preserve the model and the previous destination;
+completed drawings publish atomically. The browser still exports synchronously.
+
 ## Interactive modelling
 
+- Thread resolves a suggested metric size when a cylindrical face is picked. Diameter and
+  pitch selectors expose the existing metric designation parameter; custom designations stay
+  editable, and Automatic size returns to the face's suggestion. Cosmetic/modelled and
+  full/partial-length options remain available. This does not add tolerance classes or
+  left-hand threads.
 - New Body extrusion and face-offset previews show completed intermediate geometry while a
   drag continues, then catch up to the exact final value. Changes to the selected geometry,
   operation or feature still discard obsolete results. Distance arrows and their value boxes
@@ -265,6 +279,25 @@ annotations and exact projected curves remain deferred. See [view DXF](docs/view
 
 ## 0.2.1 critical fixes
 
+- Separated multi-profile Join/Cut extrusions into one solid target batch their tools using
+  conservative construction bounds, avoiding a Boolean rebuild for every profile. Live
+  extrusion previews build only their tools; confirmation validates the final Boolean.
+- Coplanar selected body faces share one linked sketch and one extrusion. Automatic Join/Cut
+  keeps the evaluator's participant scope, including parts of an empty imported component. Desktop OK/Enter
+  computes on a scratch session in the background, with atomic acceptance and cancellation.
+  Planar section stitching projects lines/arcs analytically and removes duplicate endpoints.
+- Imported rotated face groups can check all full start-face seams in one guarded
+  construction. Separated tools may batch a Join when each meets the same single body;
+  nearby uninvolved bodies retain the original contact decisions. Regression comparisons
+  cover all four extrusion operations.
+- Inward multi-face cuts retain every eligible target and subtract separated tools together.
+  Safe interior classification handles roundoff at shared imported line/arc endpoints.
+  Straight extrusion feedback caches existing face/profile triangles and updates the display
+  directly, including a newly opened STEP's single identity component placement; other
+  extents, moved or repeated components and curved sketch profiles keep the Engine preview.
+- The extrusion fixes retain tracked Boolean history and the current `solidcraft` packages.
+  Confirmation and tool previews use main's shared background calculation. Main's collapsed
+  blend-wall refusal and its tests are retained, including smaller valid radii and mirrored parts.
 - Axis view and navigation controls stay anchored to the viewport when feature dialogs or
   the command palette open, at normal and enlarged display scales. Fit still accounts for
   dialog coverage; covered controls do not receive clicks through dialogs.
@@ -321,7 +354,9 @@ annotations and exact projected curves remain deferred. See [view DXF](docs/view
   bevel faces, splitting their shared seam; picks on the same tangent chain are applied once (#1303);
   whole smooth loops of a planar face, picked whole or by one edge (tangent
   chain), including circles and walls at any angle (boss bases and tops, bores, pocket floors,
-  plate outlines), loops with sharp corners between straight edges (the blends meet in mitres), runs of
+  plate outlines), loops with sharp corners between straight or mixed arc/line edges (straight
+  blends meet in mitres; perpendicular curved walls use offset intersections, with D-rim removal
+  checked within 0.1% of analytic offset slices), runs of
   neighbouring edges along a planar face's loop (two top edges of a box: mitred, ending square;
   with the edge between them too, the corner becomes a sphere octant),
   rounded corners rounded again (sphere octants, tori at concave corners); every edge of a
@@ -374,6 +409,9 @@ annotations and exact projected curves remain deferred. See [view DXF](docs/view
   A sweep with a twist, an end scale or a parallel or direction orientation (#771) follows its
   path that way too, even along sketch lines and arcs: B-spline walls through stations, ruled
   walls through denser stations where the path has corners or the profile has holes.
+  Guide rails (one or two, #771) do the same: each station meets every rail once, and the rail
+  turns the profile and scales it (or stretches it across to the rail) against the start; two
+  rails carry it between them. Rails along a path with sharp corners are refused for now.
 - Extend intersects exact ellipses and rational/high-degree splines without moving the line or
   circular support. Associative free-form offsets have a whole-span 0.002 mm normal-distance
   certificate and refine within bounded node limits while retaining existing IDs.

THIRD-PARTY-LICENSES.txt

@@ -1,6 +1,6 @@
 Third-party software in SolidCraft
 
-SolidCraft (the desktop app, solidcraft-cli and the web app) is built from the 545 crates below.
+SolidCraft (the desktop app, solidcraft-cli and the web app) is built from the 549 crates below.
 Generated by `cargo xtask licences` from Cargo.lock and the crates' own licence files.
 SolidCraft's own licence is in LICENSE-MIT and LICENSE-APACHE, and NOTICE.
 
@@ -21,9 +21,9 @@ android-activity 0.6.1  (MIT OR Apache-2.0)
 android-properties 0.2.2  (MIT)
 android_system_properties 0.1.6  (MIT OR Apache-2.0)
 approx 0.4.0  (Apache-2.0)
-arbitrary 1.5.0  (MIT OR Apache-2.0)
 arboard 3.6.1  (MIT OR Apache-2.0)
 array-macro 2.1.8  (MIT OR Apache-2.0)
+arrayref 0.3.9  (BSD-2-Clause)
 arrayvec 0.7.8  (MIT OR Apache-2.0)
 as-raw-xcb-connection 1.0.1  (MIT OR Apache-2.0)
 ash 0.38.0+1.3.281  (MIT OR Apache-2.0)
@@ -102,7 +102,6 @@ crypto-common 0.2.2  (MIT OR Apache-2.0)
 cursor-icon 1.2.0  (MIT OR Apache-2.0 OR Zlib)
 dbus 0.9.12  (Apache-2.0/MIT)
 dbus-secret-service 4.1.0  (MIT OR Apache-2.0)
-derive_arbitrary 1.5.0  (MIT OR Apache-2.0)
 derive_more 0.99.20  (MIT)
 digest 0.10.7  (MIT OR Apache-2.0)
 digest 0.11.3  (MIT OR Apache-2.0)
@@ -237,6 +236,7 @@ ndk 0.9.0  (MIT OR Apache-2.0)
 ndk-context 0.1.1  (MIT OR Apache-2.0)
 ndk-sys 0.6.0+11769913  (MIT OR Apache-2.0)
 nix 0.29.0  (MIT)
+nix 0.31.3  (MIT)
 nohash-hasher 0.2.0  (Apache-2.0 OR MIT)
 num 0.4.3  (MIT OR Apache-2.0)
 num-bigint 0.4.8  (MIT OR Apache-2.0)
@@ -382,6 +382,7 @@ spade 2.15.1  (MIT OR Apache-2.0)
 spirv 0.4.0+sdk-1.4.341.0  (Apache-2.0)
 stable_deref_trait 1.2.1  (MIT OR Apache-2.0)
 static_assertions 1.1.0  (MIT OR Apache-2.0)
+strict-num 0.1.1  (MIT)
 subtle 2.6.1  (BSD-3-Clause)
 syn 1.0.109  (MIT OR Apache-2.0)
 syn 2.0.119  (MIT OR Apache-2.0)
@@ -394,6 +395,8 @@ thiserror 2.0.21  (MIT OR Apache-2.0)
 thiserror-impl 1.0.69  (MIT OR Apache-2.0)
 thiserror-impl 2.0.21  (MIT OR Apache-2.0)
 tiff 0.11.3  (MIT)
+tiny-skia 0.12.0  (BSD-3-Clause)
+tiny-skia-path 0.12.0  (BSD-3-Clause)
 tinystr 0.8.4  (Unicode-3.0)
 tokio 1.53.2  (MIT)
 toml 1.1.8+spec-1.1.0  (MIT OR Apache-2.0)
@@ -501,6 +504,7 @@ windows_x86_64_msvc 0.52.6  (MIT OR Apache-2.0)
 windows_x86_64_msvc 0.53.1  (MIT OR Apache-2.0)
 winit 0.30.13  (Apache-2.0)
 winnow 1.0.4  (MIT)
+winreg 0.56.0  (MIT)
 wit-bindgen 0.57.1  (Apache-2.0 WITH LLVM-exception OR Apache-2.0 OR MIT)
 writeable 0.6.4  (Unicode-3.0)
 x11-dl 2.21.0  (MIT)
@@ -531,8 +535,8 @@ zeroize_derive 1.5.0  (Apache-2.0 OR MIT)
 zerotrie 0.2.5  (Unicode-3.0)
 zerovec 0.11.8  (Unicode-3.0)
 zerovec-derive 0.11.6  (Unicode-3.0)
-zip 3.0.0  (MIT)
 zip 8.6.0  (MIT)
+zip 9.0.4  (MIT)
 zlib-rs 0.6.8  (Zlib)
 zmij 1.0.23  (MIT)
 zopfli 0.8.3  (Apache-2.0)
@@ -1086,30 +1090,29 @@ IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 DEALINGS IN THE SOFTWARE.
 
 ================================================================================
-ahash 0.8.12, arbitrary 1.5.0, arrayvec 0.7.8, async-channel 2.5.0, async-executor 1.14.0, async-fs
-2.2.0, async-io 2.6.0, async-lock 3.4.2, async-process 2.5.0, async-recursion 1.2.0, async-signal
-0.2.14, async-task 4.7.1, atomic-waker 1.1.2, base64 0.23.1, bitflags 1.3.2, bitflags 2.13.2,
-blocking 1.7.0, bumpalo 3.20.3, cfg-if 1.0.5, cgl 0.3.2, concurrent-queue 2.5.0, core-foundation
-0.10.1, core-foundation 0.9.4, core-foundation-sys 0.8.7, core-graphics 0.23.2, core-graphics-types
-0.1.3, core_detect 1.0.0, crossbeam-deque 0.8.8, crossbeam-epoch 0.9.21, crossbeam-utils 0.8.23,
-dbus-secret-service 4.1.0, derive_arbitrary 1.5.0, displaydoc 0.2.7, either 1.19.0, equivalent
-1.0.2, errno 0.3.14, euclid 0.22.14, event-listener 5.4.2, event-listener-strategy 0.5.4, fastrand
-2.5.0, flate2 1.1.10, form_urlencoded 1.2.2, futures-lite 2.6.1, gethostname 1.1.0, glow 0.17.0,
-gltf 1.4.1, gltf-derive 1.4.1, gltf-json 1.4.1, hashbrown 0.16.1, hashbrown 0.17.1, hermit-abi
-0.5.3, httparse 1.10.1, idna 1.1.0, idna_adapter 1.2.2, indexmap 2.14.2, itertools 0.13.0, itertools
-0.15.0, js-sys 0.3.106, khronos-egl 6.0.0, lazy_static 1.5.1, linux-raw-sys 0.12.1, linux-raw-sys
-0.4.15, lock_api 0.4.14, log 0.4.34, num 0.4.3, num-bigint 0.4.8, num-complex 0.4.6, num-integer
-0.1.47, num-iter 0.1.46, num-rational 0.4.2, num-traits 0.2.19, once_cell 1.21.4, openssl-probe
-0.2.1, ordered-stream 0.2.0, parking 2.2.1, parking_lot 0.12.5, parking_lot_core 0.9.12,
-percent-encoding 2.3.2, piper 0.2.5, plain 0.2.3, png 0.18.1, polling 3.11.0, pollster 0.4.0,
-pollster 1.0.1, rayon 1.12.0, rayon-core 1.13.0, renderdoc-sys 1.1.0, robust 1.2.0, ron 0.12.2,
-roxmltree 0.21.1, rustc-hash 1.1.0, rustix 0.38.44, rustix 1.1.5, rustls 0.23.46,
-rustls-native-certs 0.8.5, scoped-tls 1.0.1, scopeguard 1.2.0, secret-service 4.0.0,
-security-framework 2.11.1, security-framework 3.7.0, security-framework-sys 2.17.0,
-signal-hook-registry 1.4.8, simd_cesu8 1.2.0, smallvec 1.16.2, smol_str 0.2.2, stable_deref_trait
-1.2.1, syn 1.0.109, tempfile 3.27.0, ttf-parser 0.25.1, unicode-segmentation 1.13.3, unicode-width
-0.2.2, url 2.5.8, uuid 1.27.0, wasi 0.11.1+wasi-snapshot-preview1, wasip2 1.0.4+wasi-0.2.12,
-wasm-bindgen 0.2.129, wasm-bindgen-futures 0.4.79, wasm-bindgen-macro 0.2.129,
+ahash 0.8.12, arrayvec 0.7.8, async-channel 2.5.0, async-executor 1.14.0, async-fs 2.2.0, async-io
+2.6.0, async-lock 3.4.2, async-process 2.5.0, async-recursion 1.2.0, async-signal 0.2.14, async-task
+4.7.1, atomic-waker 1.1.2, base64 0.23.1, bitflags 1.3.2, bitflags 2.13.2, blocking 1.7.0, bumpalo
+3.20.3, cfg-if 1.0.5, cgl 0.3.2, concurrent-queue 2.5.0, core-foundation 0.10.1, core-foundation
+0.9.4, core-foundation-sys 0.8.7, core-graphics 0.23.2, core-graphics-types 0.1.3, core_detect
+1.0.0, crossbeam-deque 0.8.8, crossbeam-epoch 0.9.21, crossbeam-utils 0.8.23, dbus-secret-service
+4.1.0, displaydoc 0.2.7, either 1.19.0, equivalent 1.0.2, errno 0.3.14, euclid 0.22.14,
+event-listener 5.4.2, event-listener-strategy 0.5.4, fastrand 2.5.0, flate2 1.1.10, form_urlencoded
+1.2.2, futures-lite 2.6.1, gethostname 1.1.0, glow 0.17.0, gltf 1.4.1, gltf-derive 1.4.1, gltf-json
+1.4.1, hashbrown 0.16.1, hashbrown 0.17.1, hermit-abi 0.5.3, httparse 1.10.1, idna 1.1.0,
+idna_adapter 1.2.2, indexmap 2.14.2, itertools 0.13.0, itertools 0.15.0, js-sys 0.3.106, khronos-egl
+6.0.0, lazy_static 1.5.1, linux-raw-sys 0.12.1, linux-raw-sys 0.4.15, lock_api 0.4.14, log 0.4.34,
+num 0.4.3, num-bigint 0.4.8, num-complex 0.4.6, num-integer 0.1.47, num-iter 0.1.46, num-rational
+0.4.2, num-traits 0.2.19, once_cell 1.21.4, openssl-probe 0.2.1, ordered-stream 0.2.0, parking
+2.2.1, parking_lot 0.12.5, parking_lot_core 0.9.12, percent-encoding 2.3.2, piper 0.2.5, plain
+0.2.3, png 0.18.1, polling 3.11.0, pollster 0.4.0, pollster 1.0.1, rayon 1.12.0, rayon-core 1.13.0,
+renderdoc-sys 1.1.0, robust 1.2.0, ron 0.12.2, roxmltree 0.21.1, rustc-hash 1.1.0, rustix 0.38.44,
+rustix 1.1.5, rustls 0.23.46, rustls-native-certs 0.8.5, scoped-tls 1.0.1, scopeguard 1.2.0,
+secret-service 4.0.0, security-framework 2.11.1, security-framework 3.7.0, security-framework-sys
+2.17.0, signal-hook-registry 1.4.8, simd_cesu8 1.2.0, smallvec 1.16.2, smol_str 0.2.2,
+stable_deref_trait 1.2.1, syn 1.0.109, tempfile 3.27.0, ttf-parser 0.25.1, unicode-segmentation
+1.13.3, unicode-width 0.2.2, url 2.5.8, uuid 1.27.0, wasi 0.11.1+wasi-snapshot-preview1, wasip2
+1.0.4+wasi-0.2.12, wasm-bindgen 0.2.129, wasm-bindgen-futures 0.4.79, wasm-bindgen-macro 0.2.129,
 wasm-bindgen-macro-support 0.2.129, wasm-bindgen-shared 0.2.129, web-sys 0.3.106, weezl 0.1.12,
 wit-bindgen 0.57.1
 ================================================================================
@@ -2024,38 +2027,6 @@ Apache License
    See the License for the specific language governing permissions and
    limitations under the License.
 
-================================================================================
-arbitrary 1.5.0, derive_arbitrary 1.5.0
-================================================================================
-
-MIT License
-
-Copyright (c) 2019 Manish Goregaokar
-
-Permission is hereby granted, free of charge, to any
-person obtaining a copy of this software and associated
-documentation files (the "Software"), to deal in the
-Software without restriction, including without
-limitation the rights to use, copy, modify, merge,
-publish, distribute, sublicense, and/or sell copies of
-the Software, and to permit persons to whom the Software
-is furnished to do so, subject to the following
-conditions:
-
-The above copyright notice and this permission notice
-shall be included in all copies or substantial portions
-of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF
-ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
-TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
-PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
-SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
-CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
-IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
-DEALINGS IN THE SOFTWARE.
-
 ================================================================================
 arboard 3.6.1
 ================================================================================
@@ -2082,6 +2053,37 @@ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
 
+================================================================================
+arrayref 0.3.9
+================================================================================
+
+Copyright (c) 2015 David Roundy <[email protected]>
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+1. Redistributions of source code must retain the above copyright
+   notice, this list of conditions and the following disclaimer.
+
+2. Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the
+   distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
 ================================================================================
 arrayvec 0.7.8
 ================================================================================
@@ -9419,7 +9421,7 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
 
 ================================================================================
-nix 0.29.0
+nix 0.29.0, nix 0.31.3
 ================================================================================
 
 The MIT License (MIT)
@@ -12693,6 +12695,30 @@ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
 
+================================================================================
+strict-num 0.1.1
+================================================================================
+
+Copyright (c) 2022 Yevhenii Reizner
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+
 ================================================================================
 subtle 2.6.1
 ================================================================================
@@ -12795,6 +12821,41 @@ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.
 
+================================================================================
+tiny-skia 0.12.0, tiny-skia-path 0.12.0
+================================================================================
+
+Copyright (c) 2011 Google Inc. All rights reserved.
+Copyright (c) 2020 Yevhenii Reizner All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+  * Redistributions of source code must retain the above copyright
+    notice, this list of conditions and the following disclaimer.
+
+  * Redistributions in binary form must reproduce the above copyright
+    notice, this list of conditions and the following disclaimer in
+    the documentation and/or other materials provided with the
+    distribution.
+
+  * Neither the name of the copyright holder nor the names of its
+    contributors may be used to endorse or promote products derived
+    from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
 ================================================================================
 tokio 1.53.2
 ================================================================================
@@ -14757,6 +14818,30 @@ LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
+================================================================================
+winreg 0.56.0
+================================================================================
+
+Copyright (c) 2015 Igor Shaula
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+
 ================================================================================
 x11rb 0.13.2, x11rb-protocol 0.13.2
 ================================================================================
@@ -15472,36 +15557,7 @@ IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 DEALINGS IN THE SOFTWARE.
 
 ================================================================================
-zip 3.0.0
-================================================================================
-
-The MIT License (MIT)
-
-Copyright (c) 2014 Mathijs van de Nes
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
-
-Some files in the "tests/data" subdirectory of this repository are under other
-licences; see files named LICENSE.*.txt for details.
-
-================================================================================
-zip 8.6.0
+zip 8.6.0, zip 9.0.4
 ================================================================================
 
 The MIT License (MIT)

apps/solidcraft-cli/src/main.rs

@@ -1,7 +1,7 @@
 //! SolidCraft headless command line.
 //!
 //! ```text
-//! solidcraft-cli run <script.json|design.solidcraft|part.step|mesh.3mf> [--in design|part.step|mesh.3mf] [--out FILE]... [--save FILE] [--quiet] [--results] [--json-out FILE] [--allow-errors]
+//! solidcraft-cli run <script.json|design.solidcraft|part.step|mesh.3mf> [--in design|part.step|mesh.3mf] [--out FILE]... [--save FILE] [--quiet] [--results] [--timings] [--profile] [--json-out FILE] [--allow-errors]
 //! solidcraft-cli eval <script.json|design.solidcraft|part.step> [--json-out FILE] (alias: inspect) measurements as JSON
 //! solidcraft-cli script <design.solidcraft> [--out script.json]     the design's history as a command script
 //! solidcraft-cli bench-open <design.solidcraft | part.step> [--parse-only] [--display LEVEL [--edit NAME EXPR]] loading timings as JSON lines
@@ -37,9 +37,11 @@ use solidcraft_engine::Session;
 use solidcraft_engine::view::Guides;
 
 const USAGE: &str = "usage:
-  solidcraft-cli run <script.json|design.solidcraft|part.step> [--in design.solidcraft|part.step] [--out FILE]... [--save FILE] [--quiet] [--results] [--json-out FILE] [--allow-errors]
+  solidcraft-cli run <script.json|design.solidcraft|part.step> [--in design.solidcraft|part.step] [--out FILE]... [--save FILE] [--quiet] [--results] [--timings] [--profile] [--json-out FILE] [--allow-errors]
   solidcraft-cli run --in <design.solidcraft|part.step> [--out FILE]...
       (a timeline feature that fails fails the run and nothing is written; --allow-errors writes anyway)
+      (--timings prints {timings: [{index, command, ms}], total_ms} for a script, with --results its results too;
+       --profile adds each command's profile: {boolean_ms, tessellate_ms, other_ms}, the kernel's share)
   solidcraft-cli eval <script.json|design.solidcraft|part.step> [--json-out FILE]     (alias: inspect; or --in FILE)
       (--json-out FILE writes the JSON that run (with --results, else the measurement) and eval print to FILE instead of stdout,
        as plain UTF-8: a shell's > can re-encode it, e.g. Windows PowerShell adds a byte-order mark)
@@ -180,7 +182,11 @@ fn positional(args: &[String]) -> Option<&String> {
     let mut i = 0;
     while let Some(a) = args.get(i) {
         if a.starts_with("--") {
-            i += if matches!(a.as_str(), "--quiet" | "--results" | "--allow-errors" | "--no-grid" | "--no-axes") { 1 } else { 2 };
+            i += if matches!(a.as_str(), "--quiet" | "--results" | "--timings" | "--profile" | "--allow-errors" | "--no-grid" | "--no-axes") {
+                1
+            } else {
+                2
+            };
             continue;
         }
         return Some(a);
@@ -224,15 +230,28 @@ fn cmd_run(args: &[String]) -> Result<(), String> {
     if path.is_none() && base.is_none() {
         return Err(USAGE.to_string());
     }
-    let (mut s, results) = if args.iter().any(|a| a == "--results") {
-        // Collect every command's result (scripts only), then process requested files too.
+    let want_results = args.iter().any(|a| a == "--results");
+    // `--profile` times each command and splits out its kernel time; it implies `--timings`.
+    let profile = args.iter().any(|a| a == "--profile");
+    let timings = profile || args.iter().any(|a| a == "--timings");
+    let (mut s, results) = if want_results || timings {
+        // Collect every command's result or time (scripts only), then process requested files too.
         let mut s = match base {
             Some(b) => load(b)?,
             None => Session::default(),
         };
-        let v = read_json(path.ok_or("--results needs a script")?)?;
-        let r = s.run_script(&v).map_err(|e| e.to_string())?;
-        (s, Some(Value::Array(r)))
+        let needs = if want_results { "--results needs a script" } else { "--timings needs a script" };
+        let v = read_json(path.ok_or(needs)?)?;
+        let out = if timings {
+            let (r, mut t) = s.run_script_timed(&v, profile).map_err(|e| e.to_string())?;
+            if want_results && let Some(o) = t.as_object_mut() {
+                o.insert("results".into(), Value::Array(r));
+            }
+            t
+        } else {
+            Value::Array(s.run_script(&v).map_err(|e| e.to_string())?)
+        };
+        (s, Some(out))
     } else {
         (open(base, path)?, None)
     };

apps/solidcraft-cli/src/recipe.rs

@@ -423,6 +423,24 @@ pub fn to_script(recipe: &Value) -> Result<Value, String> {
                     "sketch": profile_sketch(f), "profiles": profiles_of(f), "path_sketch": path.get("sketch"), "path": path.get("curves"),
                     "operation": op(f), "name": name, "body_names": bodies}}));
             }
+            // A boundary surface: a loop of one sketch's curves (`sketch`, `curves`), or a network
+            // (`u`, `v`), as `surface.boundary` takes them.
+            Some("boundary_surface") => {
+                let mut p = json!({"name": name});
+                for k in ["sketch", "curves", "continuity", "u", "v", "operation"] {
+                    if let Some(v) = f.get(k) {
+                        p[k] = v.clone();
+                    }
+                }
+                if let Some(b) = bodies.as_array().and_then(|a| a.first()) {
+                    p["body_name"] = b.clone();
+                }
+                out.push(json!({"command": "surface.boundary", "params": p}));
+            }
+            Some("thicken") => out.push(json!({"command": "surface.thicken", "params": {
+                "bodies": f.get("bodies"), "thickness": f.get("thickness"), "symmetric": f.get("symmetric").cloned().unwrap_or(json!(false)),
+                "operation": op(f), "name": name}})),
+            Some("remove") => out.push(json!({"command": "solid.remove", "params": {"bodies": f.get("bodies"), "name": name}})),
             Some("shell") => {
                 let faces: Vec<Value> = f.get("faces_removed").and_then(Value::as_array).into_iter().flatten().filter_map(|x| x.get("point").cloned()).collect();
                 out.push(json!({"command": "solid.shell", "params": {"faces": faces, "thickness": f.get("inside_thickness"), "name": name}}));

apps/solidcraft-cli/tests/action_matrix.rs

@@ -1519,7 +1519,6 @@ fn sketches_on_loft_and_sweep_faces() {
 }
 
 #[test]
-#[ignore = "fails until #562 is fixed"]
 fn press_pull_on_the_pi_case_floor() {
     reproduces(
         Some("tests/action_matrix/designs/pi-case.solidcraft"),
@@ -1560,7 +1559,6 @@ fn a_sketch_on_the_rim_a_shell_leaves() {
 }
 
 #[test]
-#[ignore = "fails until #565 is fixed"]
 fn sketches_after_split_body_and_intersect() {
     reproduces(
         None,

apps/solidcraft-cli/tests/mcp_connect.rs

@@ -9,8 +9,16 @@ use serde_json::{Value, json};
 
 #[test]
 fn mcp_connect_serves_before_the_app_runs_and_reaches_it_once_it_does() {
-    // A port that was free a moment ago: nothing listens on it.
-    let port = TcpListener::bind("127.0.0.1:0").unwrap().local_addr().unwrap().port();
+    // This test needs the port closed until its second phase. A port obtained
+    // with bind(:0) and released can immediately be reused by another parallel
+    // test's mock server. Stay below the usual ephemeral ranges,
+    // with a process-specific starting point, and skip any occupied ports.
+    let port = (0..512u32)
+        .find_map(|offset| {
+            let port = 16000 + (std::process::id() + offset) % 16000;
+            TcpListener::bind(("127.0.0.1", port as u16)).ok().map(|listener| listener.local_addr().unwrap().port())
+        })
+        .expect("an unused non-ephemeral test port");
     let addr = format!("127.0.0.1:{port}");
     let control_dir = std::env::temp_dir().join(format!("solidcraft-mcp-connect-{}-{port}", std::process::id()));
     std::fs::create_dir_all(&control_dir).unwrap();

apps/solidcraft-cli/tests/run_results.rs

@@ -179,3 +179,33 @@ fn unknown_command_suggests_the_closest_id() {
     assert_eq!(output.status.code(), Some(1));
     assert!(String::from_utf8_lossy(&output.stderr).contains("did you mean `doc.open`?"), "{}", String::from_utf8_lossy(&output.stderr));
 }
+
+/// #1833: `--timings` reports each command's time instead of the measurement, `--profile` adds
+/// the kernel's share, `--results` puts the results beside them, and files are still written.
+#[test]
+fn timings_and_profile_report_each_command() {
+    let dir = Scratch::new();
+    let saved = dir.0.join("timed.solidcraft");
+    let t = json_output(cli().arg("run").arg(dir.script()).arg("--timings").arg("--save").arg(&saved).output().unwrap());
+    let rows = t["timings"].as_array().unwrap();
+    assert_eq!(rows.len(), 1);
+    assert_eq!((rows[0]["index"].as_u64(), rows[0]["command"].as_str()), (Some(0), Some("solid.box")));
+    assert!(rows[0]["ms"].as_f64().is_some() && t["total_ms"].as_f64().is_some(), "{t}");
+    assert!(rows[0].get("profile").is_none() && t.get("results").is_none(), "{t}");
+    assert_eq!(body_count(&saved), 1);
+
+    // --profile alone implies --timings; a flag before the script doesn't eat it.
+    let t = json_output(cli().arg("run").arg("--profile").arg(dir.script()).arg("--results").output().unwrap());
+    let p = &t["timings"][0]["profile"];
+    for k in ["boolean_ms", "tessellate_ms", "other_ms"] {
+        assert!(p[k].as_f64().is_some_and(|ms| ms >= 0.0), "{k}: {t}");
+    }
+    assert_eq!(t["results"].as_array().map(Vec::len), Some(1), "{t}");
+
+    // --results alone stays a plain array.
+    assert!(json_output(cli().arg("run").arg(dir.script()).arg("--results").output().unwrap()).is_array());
+
+    let output = cli().arg("run").arg("--in").arg(&saved).arg("--timings").output().unwrap();
+    assert!(!output.status.success());
+    assert!(String::from_utf8_lossy(&output.stderr).contains("--timings needs a script"));
+}

apps/solidcraft-web/Cargo.toml

@@ -29,5 +29,5 @@ web-sys = { version = "0.3", features = [
     "Window", "Document", "Element", "HtmlElement", "HtmlCanvasElement", "Location", "Navigator", "StorageManager",
     "FileSystemHandle", "FileSystemDirectoryHandle", "FileSystemFileHandle", "FileSystemGetFileOptions", "FileSystemWritableFileStream",
     "WritableStream", "File", "FileList", "Blob", "BlobPropertyBag", "Url", "HtmlAnchorElement", "HtmlInputElement", "Storage",
-    "BeforeUnloadEvent", "Event", "EventTarget", "Response", "MediaQueryList", "Gamepad",
+    "BeforeUnloadEvent", "Event", "EventTarget", "Response", "MediaQueryList", "Gamepad", "Performance",
 ] }

apps/solidcraft-web/index.html

@@ -9,20 +9,21 @@
   <meta property="og:site_name" content="SolidCraft">
   <meta property="og:title" content="SolidCraft: try it in your browser">
   <meta property="og:description" content="Open-source parametric CAD built in Rust. Desktop, browser, and MCP for AI agents.">
-  <meta property="og:url" content="https://bherbruck.github.io/solidcraft/app/">
-  <meta property="og:image" content="https://bherbruck.github.io/solidcraft/og.png">
+  <meta property="og:url" content="https://solidcraft.ai/">
+  <meta property="og:image" content="https://docs.solidcraft.io/og.png">
   <meta property="og:image:width" content="1280">
   <meta property="og:image:height" content="640">
   <meta property="og:image:alt" content="SolidCraft: open-source parametric CAD built in Rust">
   <meta name="twitter:card" content="summary_large_image">
   <meta name="twitter:title" content="SolidCraft: try it in your browser">
   <meta name="twitter:description" content="Open-source parametric CAD built in Rust. Desktop, browser, and MCP for AI agents.">
-  <meta name="twitter:image" content="https://bherbruck.github.io/solidcraft/og.png">
+  <meta name="twitter:image" content="https://docs.solidcraft.io/og.png">
   <meta name="twitter:image:alt" content="SolidCraft: open-source parametric CAD built in Rust">
   <link data-trunk rel="rust" data-bin="solidcraft-web" data-wasm-opt="z" data-weak-refs />
   <link data-trunk rel="copy-file" href="../../assets/fonts/biz-udp-gothic/BIZUDPGothic-Regular.ttf" data-target-path="fonts" />
   <link data-trunk rel="copy-file" href="../../assets/fonts/biz-udp-gothic/OFL.txt" data-target-path="fonts" />
   <link data-trunk rel="css" href="../../assets/styles/web/loading.css" />
+  <link data-trunk rel="copy-file" href="../../assets/styles/web/loading-logo.svg" />
   <!-- Installable as an app (manifest.webmanifest); the icons are the Linux exports of the app mark. -->
   <meta name="theme-color" content="#343840">
   <link rel="manifest" href="manifest.webmanifest">
@@ -35,7 +36,7 @@
 </head>
 <body>
   <canvas id="solidcraft_canvas"></canvas>
-  <div id="solidcraft_loading">Loading SolidCraft&hellip;</div>
+  <div id="solidcraft_loading" role="status"><img src="loading-logo.svg" alt=""><span class="sr-only">Loading SolidCraft&hellip;</span></div>
   <script>
     // Offline use and updates (sw.js; written into release builds by `cargo xtask web-offline`).
     if ("serviceWorker" in navigator) {

apps/solidcraft-web/src/api.rs

@@ -0,0 +1,131 @@
+//! Promise-based access to the running app's existing control channel.
+
+use std::cell::RefCell;
+use std::rc::Rc;
+use std::sync::mpsc::{Receiver, Sender, TryRecvError};
+use std::time::Duration;
+
+use serde_json::{Value, json};
+use solidcraft_ui_egui::ControlRequest;
+use wasm_bindgen::{JsValue, closure::Closure};
+
+const MAX_PENDING: usize = 256;
+const MAX_JSON_BYTES: usize = 16 * 1024 * 1024;
+
+struct Pending {
+    reply: Receiver<Value>,
+    resolve: js_sys::Function,
+    reject: js_sys::Function,
+}
+
+#[derive(Clone)]
+pub struct Api {
+    sender: Sender<ControlRequest>,
+    pending: Rc<RefCell<Vec<Pending>>>,
+    ctx: egui::Context,
+}
+
+fn params(value: &JsValue) -> Result<Value, String> {
+    if value.is_undefined() || value.is_null() {
+        return Ok(json!({}));
+    }
+    let text = js_sys::JSON::stringify(value).ok().and_then(|v| v.as_string()).ok_or("params must be JSON serializable")?;
+    if text.len() > MAX_JSON_BYTES {
+        return Err("params exceed 16 MiB".into());
+    }
+    serde_json::from_str(&text).map_err(|e| format!("invalid params: {e}"))
+}
+
+fn error(message: &str) -> JsValue {
+    js_sys::Error::new(message).into()
+}
+
+impl Api {
+    pub fn install(sender: Sender<ControlRequest>, ctx: egui::Context) -> Result<Self, JsValue> {
+        let api = Self { sender, pending: Rc::default(), ctx };
+        let object = js_sys::Object::new();
+        let request = api.clone();
+        let execute = api.clone();
+        let commands = api.clone();
+        let inspect = api.clone();
+        for (name, function) in [
+            (
+                "request",
+                Closure::<dyn Fn(String, JsValue) -> js_sys::Promise>::new(move |method: String, value: JsValue| {
+                    request.request(&method, params(&value))
+                })
+                .into_js_value(),
+            ),
+            (
+                "execute",
+                Closure::<dyn Fn(String, JsValue) -> js_sys::Promise>::new(move |command: String, value: JsValue| {
+                    execute.request("engine.execute", params(&value).map(|p| json!({"command": command, "params": p})))
+                })
+                .into_js_value(),
+            ),
+            ("commands", Closure::<dyn Fn() -> js_sys::Promise>::new(move || commands.request("engine.commands", Ok(json!({})))).into_js_value()),
+            (
+                "inspect",
+                Closure::<dyn Fn(JsValue) -> js_sys::Promise>::new(move |value: JsValue| inspect.request("document.inspect", params(&value)))
+                    .into_js_value(),
+            ),
+        ] {
+            js_sys::Reflect::set(&object, &name.into(), &function)?;
+        }
+        let window = web_sys::window().ok_or_else(|| error("no window"))?;
+        js_sys::Reflect::set(&window, &"solidcraft".into(), &object)?;
+        Ok(api)
+    }
+
+    fn request(&self, method: &str, params: Result<Value, String>) -> js_sys::Promise {
+        let params = match params {
+            Ok(params) => params,
+            Err(message) => return js_sys::Promise::reject(&error(&message)),
+        };
+        if self.pending.borrow().len() >= MAX_PENDING {
+            return js_sys::Promise::reject(&error("too many pending SolidCraft requests (maximum 256)"));
+        }
+        js_sys::Promise::new(&mut |resolve, reject| {
+            let (request, reply) = ControlRequest::new(method, params.clone());
+            if self.sender.send(request).is_err() {
+                let _ = reject.call1(&JsValue::UNDEFINED, &error("SolidCraft is not running"));
+                return;
+            }
+            self.pending.borrow_mut().push(Pending { reply, resolve, reject });
+            self.ctx.request_repaint();
+        })
+    }
+
+    pub fn poll(&self) {
+        let mut completed = Vec::new();
+        self.pending.borrow_mut().retain_mut(|pending| {
+            let result = match pending.reply.try_recv() {
+                Ok(reply) => {
+                    if reply.get("ok").and_then(Value::as_bool) == Some(true) {
+                        js_sys::JSON::parse(&reply.get("result").unwrap_or(&Value::Null).to_string())
+                    } else {
+                        Err(error(reply.get("error").and_then(Value::as_str).unwrap_or("SolidCraft request failed")))
+                    }
+                }
+                Err(TryRecvError::Empty) => return true,
+                Err(TryRecvError::Disconnected) => Err(error("SolidCraft request dropped")),
+            };
+            completed.push((pending.resolve.clone(), pending.reject.clone(), result));
+            false
+        });
+        // Release the queue before calling JavaScript, which can submit another request.
+        for (resolve, reject, result) in completed {
+            match result {
+                Ok(value) => {
+                    let _ = resolve.call1(&JsValue::UNDEFINED, &value);
+                }
+                Err(error) => {
+                    let _ = reject.call1(&JsValue::UNDEFINED, &error);
+                }
+            }
+        }
+        if !self.pending.borrow().is_empty() {
+            self.ctx.request_repaint_after(Duration::from_millis(16));
+        }
+    }
+}

apps/solidcraft-web/src/main.rs

@@ -6,6 +6,8 @@
 //! `?webgpu`), `?sample` opens the sample part.
 #![deny(clippy::unwrap_used, clippy::expect_used, clippy::panic, clippy::unimplemented, clippy::todo, clippy::unreachable)]
 
+#[cfg(target_arch = "wasm32")]
+mod api;
 #[cfg(target_arch = "wasm32")]
 mod files;
 #[cfg(target_arch = "wasm32")]
@@ -22,12 +24,40 @@ mod web {
     use solidcraft_ui_egui::{Services, SolveApp};
     use wasm_bindgen::JsCast as _;
 
+    use crate::api::Api;
     use crate::files::{self, Files, Intent};
     use crate::space_mouse::SpaceMouse;
 
     const CANVAS_ID: &str = "solidcraft_canvas";
     const LOADING_ID: &str = "solidcraft_loading";
-    const DEPTH_BITS: u8 = 24;
+    /// A 32-bit float depth buffer (no stencil): WebGPU and WebGL2 both have it, and the viewport
+    /// draws it with reversed depth, whose precision follows the distance from the eye (#1434).
+    const DEPTH_BITS: u8 = 32;
+
+    /// The loading animation (assets/styles/web/loading-logo.svg) settles into the finished mark
+    /// about 3.2 s after the page starts; this adds a short hold. The app doesn't land before it.
+    const LOADING_MIN_MS: f64 = 3600.0;
+    /// The fade from the loading screen into the app.
+    const LOADING_FADE_MS: i32 = 300;
+
+    /// Take the loading screen away once the animation has played to the finished mark: wait out
+    /// what is left of `LOADING_MIN_MS`, fade it, then remove it.
+    fn dismiss_loading(el: web_sys::Element) {
+        let Some(window) = web_sys::window() else {
+            el.remove();
+            return;
+        };
+        let now = window.performance().map_or(LOADING_MIN_MS, |p| p.now());
+        let wait = (LOADING_MIN_MS - now).max(0.0) as i32;
+        let fade = wasm_bindgen::closure::Closure::once_into_js(move || {
+            let _ = el.set_attribute("class", "done");
+            let gone = wasm_bindgen::closure::Closure::once_into_js(move || el.remove());
+            if let Some(window) = web_sys::window() {
+                let _ = window.set_timeout_with_callback_and_timeout_and_arguments_0(gone.unchecked_ref(), LOADING_FADE_MS);
+            }
+        });
+        let _ = window.set_timeout_with_callback_and_timeout_and_arguments_0(fade.unchecked_ref(), wait);
+    }
 
     /// Seconds between autosaves of unsaved work.
     const AUTOSAVE_S: f64 = 30.0;
@@ -57,6 +87,7 @@ mod web {
 
     struct Shell {
         app: SolveApp,
+        api: Api,
         files: Rc<Files>,
         /// When the last autosave was (seconds), and the revision it holds (none stored: `None`).
         autosaved_at: f64,
@@ -386,6 +417,7 @@ mod web {
         fn logic(&mut self, ctx: &egui::Context, _frame: &mut eframe::Frame) {
             self.tick_font(ctx);
             self.app.logic(ctx);
+            self.api.poll();
             self.space_mouse.logic(&mut self.app, ctx);
             self.files_tick(ctx);
             UNSAVED.with(|u| u.set(solidcraft_ui_egui::documents::any_dirty(&self.app)));
@@ -479,7 +511,7 @@ mod web {
                         let panel = files.clone();
                         let services = Services {
                             // Open shows the browser's files (and the computer's, from there).
-                            pick_open: Some(Box::new(move || {
+                            pick_open: Some(Box::new(move |_: &[&str]| {
                                 panel.panel.set(true);
                                 Box::pin(std::future::ready(None))
                             })),
@@ -493,7 +525,8 @@ mod web {
                         };
                         // Thumbnails of saves and start-page cards.
                         solidcraft_ui_egui::gpu::install_cpu_picture_renderer();
-                        let mut app = SolveApp::new(Session::default(), services);
+                        let (sender, receiver) = std::sync::mpsc::channel();
+                        let mut app = SolveApp::new(Session::default(), services).with_control(receiver);
                         if let Some(p) = cc.storage.and_then(|s| solidcraft_ui_egui::prefs::stored(|k| s.get_string(k))) {
                             app.load_prefs(&p);
                         }
@@ -515,8 +548,10 @@ mod web {
                             let rev = app.session.revision;
                             app.home.show(rev);
                         }
+                        let api = Api::install(sender, cc.egui_ctx.clone()).map_err(|e| format!("SolidCraft browser API: {e:?}"))?;
                         Ok(Box::new(Shell {
                             app,
+                            api,
                             files,
                             autosaved_at: f64::NEG_INFINITY,
                             autosaved: None,
@@ -532,7 +567,7 @@ mod web {
                 .await;
             if let Some(el) = document.get_element_by_id(LOADING_ID) {
                 match result {
-                    Ok(()) => el.remove(),
+                    Ok(()) => dismiss_loading(el),
                     Err(e) => {
                         el.set_inner_html(&format!("<p>SolidCraft failed to start: {e:?}</p><p>A browser with WebGPU or WebGL2 is required.</p>"))
                     }

apps/solidcraft-web/sw.js

@@ -13,8 +13,10 @@
 // unchanged, the kept build starts; when a new build is deployed, it is downloaded first
 // (waiting at most UPDATE_TIMEOUT_MS; the download goes on in the background after that) and
 // started. When the site has no `build.json` (the app was removed), launches go to the network,
-// the kept build answering when that fails. Each page then gets its files from the build it
-// started (remembered in PAGES), never from another build with a file of the same name.
+// the kept build answering when that fails. So they do when `build.json` is redirected or
+// refused (a sign-in in front of the app): the browser then shows the sign-in. Each page then
+// gets its files from the build it started (remembered in PAGES), never from another build
+// with a file of the same name.
 //
 // A cache is only deleted when nothing uses it: a download holds its lock (Web Locks, shared,
 // in any tab or worker; the browser releases it when the download ends or its worker stops), and
@@ -158,9 +160,14 @@ function within(ms, promise) {
 /** No app is deployed here any more (the server says `build.json` doesn't exist). */
 const GONE = "gone";
 
-/** The deployed build's version and files, GONE, or null (unknown: offline, failing, invalid). */
+/** The site wants a sign-in first (`build.json` is redirected, often to another origin, or refused). */
+const SIGN_IN = "sign-in";
+
+/** The deployed build's version and files, GONE, SIGN_IN, or null (unknown: offline, failing, invalid). */
 async function deployed() {
-  const response = await fetch(url("build.json"), { cache: "no-cache" });
+  // `manual`: a redirect to another origin would only fail (CORS), looking like being offline.
+  const response = await fetch(url("build.json"), { cache: "no-cache", redirect: "manual" });
+  if (response.type === "opaqueredirect" || response.status === 401 || response.status === 403) return SIGN_IN;
   if (response.status === 404 || response.status === 410) return GONE;
   const build = response.ok ? await response.json() : null;
   const valid = build && typeof build.version === "string" && Array.isArray(build.files);
@@ -182,6 +189,7 @@ async function launch(event) {
   if (!kept) return [await fetch(event.request), NETWORK]; // Nothing kept yet (the first visit).
   extend(event, sweep());
   const build = await within(NAVIGATE_TIMEOUT_MS, deployed());
+  if (build === SIGN_IN) return [await fetch(event.request), NETWORK];
   if (build === GONE) {
     const page = await fetch(event.request).catch(() => null);
     return page && page.ok ? [page, NETWORK] : [kept, CACHE];

apps/solidcraft/Cargo.toml

@@ -23,6 +23,7 @@ neg_cmp_op_on_partial_ord = "allow"
 [dependencies]
 solidcraft-engine = { workspace = true }
 solidcraft-ui-egui = { workspace = true }
+solidcraft-space-mouse = { workspace = true }
 eframe = { workspace = true, features = ["default_fonts", "wgpu", "accesskit", "wayland", "x11", "links"] }
 egui = { workspace = true }
 serde_json = { workspace = true }
@@ -40,7 +41,7 @@ rustls = { version = "0.23", default-features = false, features = ["ring", "std"
 # Keychain on macOS, Credential Manager on Windows, the Secret Service (pure-Rust D-Bus) elsewhere.
 keyring = { version = "3.6", default-features = false, features = ["apple-native", "windows-native", "async-secret-service", "async-io", "crypto-rust"] }
 
-[target.'cfg(any(target_os = "windows", target_os = "linux"))'.dependencies]
+[target.'cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))'.dependencies]
 quick-xml = { workspace = true }
 
 [target.'cfg(target_os = "windows")'.dependencies]
@@ -64,6 +65,11 @@ windows-sys = { version = "0.61", features = [
 ] }
 
 [target.'cfg(target_os = "macos")'.dependencies]
+# The 3D mouse through the 3Dconnexion driver, which keeps the device to itself (src/space_mouse.rs).
+solidcraft-3dx-client = { workspace = true }
+# The 3D mouse (src/space_mouse.rs), in the shared-device open mode so that a running 3DxWare
+# driver does not shut the app out.
+hidapi = { version = "2.6.7", default-features = false, features = ["macos-shared-device"] }
 # Files opened from Finder and the Dock (src/open_documents.rs); all already come with eframe and rfd.
 objc2 = "0.6"
 objc2-app-kit = { version = "0.3", default-features = false, features = ["std", "NSApplication", "NSResponder"] }

apps/solidcraft/src/main.rs

@@ -25,7 +25,7 @@ mod native_crash;
 mod native_frame;
 #[cfg(target_os = "macos")]
 mod open_documents;
-#[cfg(any(target_os = "windows", target_os = "linux"))]
+#[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
 mod space_mouse;
 mod startup;
 
@@ -38,7 +38,7 @@ struct App {
     starting: Option<std::path::PathBuf>,
     /// Frames begun; the second one means the first was drawn (startup is over).
     frames: u32,
-    #[cfg(any(target_os = "windows", target_os = "linux"))]
+    #[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
     space_mouse: space_mouse::SpaceMouse,
 }
 
@@ -68,7 +68,7 @@ impl eframe::App for App {
             self.solve.open_path_async(&f);
         }
         self.solve.logic(ctx);
-        #[cfg(any(target_os = "windows", target_os = "linux"))]
+        #[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
         if !self.solve.file_picker_busy() {
             self.space_mouse.tick(&mut self.solve, ctx);
         }
@@ -78,7 +78,7 @@ impl eframe::App for App {
     }
     fn raw_input_hook(&mut self, _ctx: &egui::Context, raw: &mut egui::RawInput) {
         // Before the app's own hook, which adds the control channel's events.
-        #[cfg(any(target_os = "windows", target_os = "linux"))]
+        #[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
         self.space_mouse.raw_input_hook(self.solve.preferences.space_mouse_enabled, raw);
         self.solve.raw_input_hook(raw);
     }
@@ -94,10 +94,20 @@ impl eframe::App for App {
         solidcraft_ui_egui::recovery_ui::close(&mut self.solve);
         solidcraft_engine::crash::end_session();
         // An update asked to restart into the new version or to run its installer.
-        if let Some((program, args)) = solidcraft_ui_egui::update::take_launch(&mut self.solve)
-            && let Err(e) = std::process::Command::new(&program).args(&args).spawn()
-        {
-            log::error!("update: starting {}: {e}", program.display());
+        if let Some((program, args)) = solidcraft_ui_egui::update::take_launch(&mut self.solve) {
+            let mut command = std::process::Command::new(&program);
+            command.args(&args);
+            #[cfg(windows)]
+            {
+                use std::os::windows::process::CommandExt;
+                // Not tied to this process: its own process group, and no console (the PowerShell
+                // that waits for an installer is hidden; the app itself is detached).
+                let hidden_shell = program.file_stem().is_some_and(|n| n.eq_ignore_ascii_case("powershell"));
+                command.creation_flags(0x0000_0200 | if hidden_shell { 0x0800_0000 } else { 0x0000_0008 });
+            }
+            if let Err(e) = command.spawn() {
+                log::error!("update: starting {}: {e}", program.display());
+            }
         }
     }
 }
@@ -107,9 +117,15 @@ fn services(cc: &eframe::CreationContext<'_>) -> Services {
     let open_parent = parent.clone();
     let program_parent = parent.clone();
     Services {
-        pick_open: Some(Box::new(move || {
-            let future = open_parent
-                .clone()
+        pick_open: Some(Box::new(move |first: &[&str]| {
+            // The file type the command reads comes first, so the picker opens on it (#1801).
+            let mut dialog = open_parent.clone();
+            if !first.is_empty() {
+                let label = first.iter().map(|e| e.to_uppercase()).collect::<Vec<_>>().join(", ");
+                let both: Vec<String> = first.iter().flat_map(|e| [e.to_lowercase(), e.to_uppercase()]).collect();
+                dialog = dialog.add_filter(label, &both);
+            }
+            let future = dialog
                 .add_filter(
                     "Designs, CAD files and meshes",
                     &[
@@ -406,6 +422,10 @@ fn msaa() -> u16 {
 const CUSTOM_TITLEBAR: bool = !cfg!(target_os = "macos");
 
 const DEPTH_BITS: u8 = 24;
+/// A 32-bit float depth buffer, drawn with reversed depth (1 near, 0 far) so its precision follows
+/// the distance from the eye (#1434). Only where every adapter offers it with a stencil
+/// ([`startup::float_depth_everywhere`]); else [`DEPTH_BITS`]. Not in safe mode.
+const FLOAT_DEPTH_BITS: u8 = 32;
 /// The section cap marks where it shows in the stencil.
 const STENCIL_BITS: u8 = 8;
 const MSAA: u16 = 4;
@@ -487,6 +507,8 @@ fn main() -> eframe::Result {
         notes.push("Safe mode: default settings (yours are kept for the next normal start), no recovery offer, software rendering.".into());
     }
     let samples = if safe_mode { MSAA } else { msaa() };
+    let wgpu_options = wgpu_options(cpu_renderer, if safe_mode { None } else { backend_preference() }.as_deref());
+    let depth_bits = if !safe_mode && startup::float_depth_everywhere(&wgpu_options) { FLOAT_DEPTH_BITS } else { DEPTH_BITS };
     // Crashes leave a report in the crash folder (solidcraft_engine::crash, docs/crash-reports.md).
     let crashed = solidcraft_engine::crash::default_dir()
         .map(|dir| {
@@ -506,7 +528,7 @@ fn main() -> eframe::Result {
     solidcraft_engine::crash::phase("window");
     let options = eframe::NativeOptions {
         viewport: app_viewport()?,
-        depth_buffer: DEPTH_BITS,
+        depth_buffer: depth_bits,
         stencil_buffer: STENCIL_BITS,
         multisampling: samples,
         // Kept with the other settings, not in a folder named after the app id. Safe mode reads
@@ -519,7 +541,7 @@ fn main() -> eframe::Result {
             settings.as_ref().map(|d| d.join("app.ron"))
         },
         persist_window: !safe_mode,
-        wgpu_options: wgpu_options(cpu_renderer, if safe_mode { None } else { backend_preference() }.as_deref()),
+        wgpu_options,
         ..Default::default()
     };
     #[cfg(all(unix, not(target_os = "macos")))]
@@ -569,7 +591,7 @@ fn main() -> eframe::Result {
             if let Some(rs) = &cc.wgpu_render_state {
                 eprintln!("SolidCraft graphics: {:?}, MSAA {}x (requested {}x)", rs.adapter.get_info().backend, rs.msaa_samples, samples);
                 solidcraft_engine::crash::phase("viewport pipelines (shader compile)");
-                app.set_wgpu(rs, DEPTH_BITS, STENCIL_BITS, rs.msaa_samples);
+                app.set_wgpu(rs, depth_bits, STENCIL_BITS, rs.msaa_samples);
                 solidcraft_ui_egui::gpu::install_picture_renderer(rs);
                 // The graphics driver is loaded now; it may have put its own exception filter
                 // in front of ours.
@@ -633,14 +655,14 @@ fn main() -> eframe::Result {
             if !notes.is_empty() {
                 app.set_status(notes.join(" "), true);
             }
-            #[cfg(any(target_os = "windows", target_os = "linux"))]
+            #[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
             let space_mouse = space_mouse::SpaceMouse::start(&cc.egui_ctx);
             solidcraft_engine::crash::phase("first frame");
             Ok(Box::new(App {
                 solve: app,
                 starting,
                 frames: 0,
-                #[cfg(any(target_os = "windows", target_os = "linux"))]
+                #[cfg(any(target_os = "windows", target_os = "linux", target_os = "macos"))]
                 space_mouse,
             }))
         }),
@@ -675,6 +697,13 @@ fn wgpu_options(cpu: bool, preference: Option<&str>) -> eframe::egui_wgpu::WgpuC
         if cpu {
             setup.native_adapter_selector = Some(std::sync::Arc::new(startup::pick_cpu_adapter));
         }
+        // A float depth buffer with a stencil, wherever the adapter has it (see `FLOAT_DEPTH_BITS`).
+        let base = setup.device_descriptor.clone();
+        setup.device_descriptor = std::sync::Arc::new(move |adapter| {
+            let mut d = base(adapter);
+            d.required_features |= adapter.features() & startup::FLOAT_DEPTH_STENCIL;
+            d
+        });
     }
     options
 }

apps/solidcraft/src/space_mouse.rs

@@ -1,26 +1,40 @@
-//! 3Dconnexion HID navigation on Windows (through hidapi) and Linux (through hidraw). The device
-//! reader never touches the document or UI; it publishes the latest axes, and the egui thread
-//! applies them once per frame.
+//! 3D mouse navigation on Windows and macOS (through hidapi) and Linux (through spacenavd when it runs, else
+//! hidraw). Read directly, any HID multi-axis controller works: 3Dconnexion's and homemade ones.
+//! The device reader never touches the document or UI; it publishes the latest axes, and the egui
+//! thread applies them once per frame.
 
-mod hid_descriptor;
 #[cfg(target_os = "linux")]
 mod hidraw;
+#[cfg(target_os = "linux")]
+mod spacenavd;
 
+use std::sync::atomic::{AtomicBool, Ordering};
 use std::sync::{Arc, Mutex};
 use std::time::{Duration, Instant};
 
 use egui::Context;
-use hid_descriptor::Layout;
-#[cfg(target_os = "windows")]
+#[cfg(any(target_os = "windows", target_os = "macos"))]
 use hidapi::{DeviceInfo, HidApi};
 use quick_xml::Reader;
 use quick_xml::events::Event;
+use solidcraft_space_mouse::Layout;
 use solidcraft_ui_egui::SolveApp;
 use solidcraft_ui_egui::space_mouse::{Axes, AxisRule, DriverMapping, WheelGuard, navigate_frame};
 
 const STALE_AFTER: Duration = Duration::from_millis(150);
+/// Whether the 3Dconnexion driver (macOS) has the device: it then reports the cap, and reading
+/// the HID device would fail or report it twice.
+static DRIVER_CONNECTED: AtomicBool = AtomicBool::new(false);
+/// Whether this app registered with the 3Dconnexion driver (macOS). The driver then has the device
+/// whether or not it has said so yet, so a failure to open it by HID is no news.
+#[cfg(any(target_os = "windows", target_os = "macos"))]
+static DRIVER_REGISTERED: AtomicBool = AtomicBool::new(false);
+
 const RETRY_AFTER: Duration = Duration::from_secs(2);
 const MAX_PROFILE_BYTES: u64 = 1024 * 1024;
+/// Room for one input report: the 4096 bytes `solidcraft_space_mouse` places fields in, plus the
+/// report id. A smaller buffer would cut a longer report short, and a cut report is dropped whole.
+const REPORT_BUFFER_BYTES: usize = 4096 + 1;
 
 /// The mapping used when no 3DxWare profile is found: what the driver applies by default in
 /// object mode. On Linux there is no 3DxWare (#1172); on Windows 3DxWare has no profile for
@@ -154,71 +168,60 @@ fn load_driver_mapping() -> Option<DriverMapping> {
 #[derive(Clone, Copy)]
 struct Reading {
     axes: Axes,
-    translation_at: Instant,
-    rotation_at: Instant,
+    /// When each of X, Y, Z, Rx, Ry and Rz last arrived. Each ages on its own: a device may send
+    /// translation and rotation in separate reports, or spread even one group over several.
+    at: [Instant; 6],
+    /// The source says when the cap is back at rest, so a reading stays until the next one.
+    /// A HID device repeats its report while the cap is held; spacenavd sends a record only when
+    /// the values change, and a steady hold can go seconds without one.
+    held: bool,
 }
 
 impl Reading {
     fn new(now: Instant) -> Self {
-        Self { axes: Axes::default(), translation_at: now, rotation_at: now }
+        Self { axes: Axes::default(), at: [now; 6], held: false }
     }
 
     fn current(self, now: Instant) -> Axes {
-        Axes {
-            translation: if now.duration_since(self.translation_at) < STALE_AFTER { self.axes.translation } else { [0; 3] },
-            rotation: if now.duration_since(self.rotation_at) < STALE_AFTER { self.axes.rotation } else { [0; 3] },
+        let mut axes = self.axes;
+        if !self.held {
+            for (value, at) in axes.translation.iter_mut().chain(axes.rotation.iter_mut()).zip(self.at) {
+                if now.duration_since(at) >= STALE_AFTER {
+                    *value = 0;
+                }
+            }
         }
+        axes
     }
 }
 
-/// The old SpaceNavigator uses Logitech's VID; newer 3Dconnexion devices use their own.
-fn is_3d_mouse_vendor(vendor_id: u16) -> bool {
-    matches!(vendor_id, 0x046d | 0x256f)
-}
-
-/// The HID usage excludes ordinary Logitech mice and the keyboard interfaces of SpaceMice.
-#[cfg(target_os = "windows")]
+/// The Generic Desktop "Multi-Axis Controller" usage names a 3D mouse's motion interface, whoever
+/// made it, and excludes ordinary mice and the keyboard interfaces of 3D mice.
+#[cfg(any(target_os = "windows", target_os = "macos"))]
 fn is_3d_mouse(info: &DeviceInfo) -> bool {
-    is_3d_mouse_vendor(info.vendor_id()) && info.usage_page() == 0x01 && info.usage() == 0x08
+    info.usage_page() == 0x01 && info.usage() == 0x08
 }
 
-fn three_axes(bytes: &[u8]) -> Option<[i16; 3]> {
-    let &[x0, x1, y0, y1, z0, z1] = bytes.get(..6)? else { return None };
-    Some([i16::from_le_bytes([x0, x1]), i16::from_le_bytes([y0, y1]), i16::from_le_bytes([z0, z1])])
-}
-
-/// SpaceNavigator reports 1 (translation) and 2 (rotation), each with three signed
-/// little-endian 16-bit values. The HID layer may pad either report to its maximum size.
-/// Some homemade devices send all six values in report 1 instead (`Layout::Combined`): only the
-/// device's report descriptor can tell the two apart, because a padded split report 1 is as long.
+/// Takes the axes an input report carries, as the device's descriptor laid them out, and leaves
+/// the others as they were: translation and rotation may come in separate reports (3Dconnexion's
+/// wired devices) or one (its wireless ones and most homemade devices).
 fn decode_report(report: &[u8], layout: Layout, reading: &mut Reading, now: Instant) -> bool {
-    match report.first().copied() {
-        Some(1) if layout == Layout::Combined => {
-            let Some(body) = report.get(1..) else { return false };
-            let (Some(translation), Some(rotation)) = (body.get(..6).and_then(three_axes), body.get(6..).and_then(three_axes)) else { return false };
-            reading.axes = Axes { translation, rotation };
-            reading.translation_at = now;
-            reading.rotation_at = now;
-            true
+    let Some(decoded) = layout.decode(report) else { return false };
+    let values = reading.axes.translation.iter_mut().chain(reading.axes.rotation.iter_mut());
+    for ((value, at), new) in values.zip(reading.at.iter_mut()).zip(decoded.axes) {
+        if let Some(new) = new {
+            *value = new;
+            *at = now;
         }
-        Some(1) => {
-            let Some(translation) = report.get(1..).and_then(three_axes) else { return false };
-            reading.axes.translation = translation;
-            reading.translation_at = now;
-            true
-        }
-        Some(2) => {
-            let Some(rotation) = report.get(1..).and_then(three_axes) else { return false };
-            reading.axes.rotation = rotation;
-            reading.rotation_at = now;
-            true
-        }
-        _ => false,
     }
+    true
 }
 
 /// Publishes one input report from the device to the egui thread.
 fn publish(ctx: &Context, shared: &Mutex<Reading>, layout: Layout, report: &[u8]) {
+    if DRIVER_CONNECTED.load(Ordering::Relaxed) {
+        return;
+    }
     if let Ok(mut reading) = shared.lock()
         && decode_report(report, layout, &mut reading, Instant::now())
     {
@@ -226,6 +229,15 @@ fn publish(ctx: &Context, shared: &Mutex<Reading>, layout: Layout, report: &[u8]
     }
 }
 
+/// Publishes the cap's position from spacenavd.
+#[cfg(target_os = "linux")]
+fn publish_held(ctx: &Context, shared: &Mutex<Reading>, axes: Axes) {
+    if let Ok(mut reading) = shared.lock() {
+        *reading = Reading { axes, held: true, ..Reading::new(Instant::now()) };
+        ctx.request_repaint();
+    }
+}
+
 /// The device is gone: stop reporting its last position.
 fn reset(ctx: &Context, shared: &Mutex<Reading>) {
     if let Ok(mut reading) = shared.lock() {
@@ -234,7 +246,7 @@ fn reset(ctx: &Context, shared: &Mutex<Reading>) {
     ctx.request_repaint();
 }
 
-#[cfg(target_os = "windows")]
+#[cfg(any(target_os = "windows", target_os = "macos"))]
 fn reader(ctx: Context, shared: Arc<Mutex<Reading>>) {
     let Ok(mut api) = HidApi::new() else {
         log::warn!("3D mouse: HID initialization failed");
@@ -243,9 +255,21 @@ fn reader(ctx: Context, shared: Arc<Mutex<Reading>>) {
     loop {
         if let Err(error) = api.refresh_devices() {
             log::warn!("3D mouse: device scan failed: {error}");
-        } else if let Some(device) = api.device_list().find(|info| is_3d_mouse(info)).and_then(|info| info.open_device(&api).ok()) {
-            let layout = device_layout(&device);
-            let mut report = [0_u8; 64];
+        } else if let Some((device, layout)) = api.device_list().filter(|info| is_3d_mouse(info)).find_map(|info| {
+            let device = info
+                .open_device(&api)
+                .inspect_err(|error| {
+                    // On macOS: missing Input Monitoring permission, or the 3DxWare helper holding the device.
+                    // The driver having the device is the reason it cannot be opened, not a problem.
+                    if !DRIVER_CONNECTED.load(Ordering::Relaxed) && !DRIVER_REGISTERED.load(Ordering::Relaxed) {
+                        log::warn!("3D mouse: cannot open the device: {error}");
+                    }
+                })
+                .ok()?;
+            let layout = device_layout(&device, info.vendor_id())?;
+            Some((device, layout))
+        }) {
+            let mut report = [0_u8; REPORT_BUFFER_BYTES];
             loop {
                 match device.read_timeout(&mut report, 100) {
                     Ok(0) => {}
@@ -262,34 +286,51 @@ fn reader(ctx: Context, shared: Arc<Mutex<Reading>>) {
     }
 }
 
-/// How the device packs its axes, from its report descriptor; the usual split layout if the
-/// descriptor cannot be read.
-#[cfg(target_os = "windows")]
-fn device_layout(device: &hidapi::HidDevice) -> Layout {
+/// How the device packs its axes, from its report descriptor, or None when it isn't one to read:
+/// a controller whose descriptor names no motion axis. Without a descriptor to go on (it can't be
+/// read, or it's empty), a 3Dconnexion device (Logitech's id for the old SpaceNavigator,
+/// 3Dconnexion's own for the rest) gets 3Dconnexion's layout, and any other device is left alone
+/// rather than guessed at.
+#[cfg(any(target_os = "windows", target_os = "macos"))]
+fn device_layout(device: &hidapi::HidDevice, vendor_id: u16) -> Option<Layout> {
     let mut descriptor = [0_u8; hidapi::MAX_REPORT_DESCRIPTOR_SIZE];
-    match device.get_report_descriptor(&mut descriptor) {
-        Ok(size) => hid_descriptor::Descriptor::parse(descriptor.get(..size).unwrap_or_default()).layout(),
-        Err(error) => {
-            log::info!("3D mouse: no report descriptor, assuming separate translation and rotation reports: {error}");
-            Layout::Split
-        }
+    let read = device.get_report_descriptor(&mut descriptor);
+    if let Ok(size @ 1..) = read {
+        return solidcraft_space_mouse::Descriptor::parse(descriptor.get(..size).unwrap_or_default()).layout();
+    }
+    let why = match read {
+        Err(error) => error.to_string(),
+        Ok(_) => "it is empty".to_string(),
+    };
+    if matches!(vendor_id, 0x046d | 0x256f) {
+        log::info!("3D mouse: no report descriptor ({why}), assuming separate translation and rotation reports");
+        Some(Layout::default())
+    } else {
+        log::debug!("3D mouse: skipping a multi-axis controller without a report descriptor ({why})");
+        None
     }
 }
 
-/// Reads `/dev/hidrawN` with plain blocking reads, which end with an error when the device is
-/// unplugged. Opening needs permission: most distributions grant it to the logged-in user for
-/// devices that carry the `uaccess` udev tag, which a rule for the 3D mouse has to add.
+/// Reads the 3D mouse through spacenavd when it runs, so what `spnavcfg` sets (swapped and inverted
+/// axes, sensitivity, dead zones) applies here as in other programs. Without the daemon it reads
+/// `/dev/hidrawN` with plain blocking reads, which end with an error when the device is unplugged.
+/// Opening needs permission: most distributions grant it to the logged-in user for devices that
+/// carry the `uaccess` udev tag, which a rule for the 3D mouse has to add.
 #[cfg(target_os = "linux")]
 fn reader(ctx: Context, shared: Arc<Mutex<Reading>>) {
     use std::io::Read;
     let mut denied = None;
     loop {
-        if let Some(device) = hidraw::find() {
+        if let Some(daemon) = spacenavd::connect() {
+            log::info!("3D mouse: reading spacenavd, which applies the spnavcfg settings");
+            spacenavd::read(daemon, |axes| publish_held(&ctx, &shared, axes));
+            reset(&ctx, &shared);
+        } else if let Some(device) = hidraw::find() {
             match std::fs::File::open(&device.path) {
                 Ok(mut file) => {
                     denied = None;
-                    log::info!("3D mouse: reading {} ({:?} reports)", device.path.display(), device.layout);
-                    let mut report = [0_u8; 64];
+                    log::info!("3D mouse: reading {}", device.path.display());
+                    let mut report = [0_u8; REPORT_BUFFER_BYTES];
                     loop {
                         match file.read(&mut report) {
                             Ok(0) => break,
@@ -315,6 +356,34 @@ fn reader(ctx: Context, shared: Arc<Mutex<Reading>>) {
     }
 }
 
+/// macOS: the 3Dconnexion driver gives the device to its own clients only, so SolidCraft registers
+/// as one. Without the driver (or with its helper not running) the HID reader above takes over.
+#[cfg(target_os = "macos")]
+fn start_driver_client(ctx: &Context, shared: &Arc<Mutex<Reading>>) {
+    use solidcraft_3dx_client::Event;
+    let (ctx, shared) = (ctx.clone(), Arc::clone(shared));
+    let started = solidcraft_3dx_client::start("SolidCraft", move |event| match event {
+        Event::DeviceAdded => DRIVER_CONNECTED.store(true, Ordering::Relaxed),
+        Event::DeviceRemoved => {
+            DRIVER_CONNECTED.store(false, Ordering::Relaxed);
+            reset(&ctx, &shared);
+        }
+        Event::Axes { translation, rotation } => {
+            if let Ok(mut reading) = shared.lock() {
+                let now = Instant::now();
+                reading.axes = Axes { translation, rotation };
+                reading.at = [now; 6];
+                ctx.request_repaint();
+            }
+        }
+        Event::Buttons(_) => {}
+    });
+    match started {
+        Ok(()) => DRIVER_REGISTERED.store(true, Ordering::Relaxed),
+        Err(error) => log::info!("3D mouse: no driver client: {error}"),
+    }
+}
+
 pub struct SpaceMouse {
     shared: Arc<Mutex<Reading>>,
     last_frame: Instant,
@@ -334,6 +403,8 @@ impl SpaceMouse {
         if let Err(error) = std::thread::Builder::new().name("solidcraft-3d-mouse".into()).spawn(move || reader(worker_ctx, worker_state)) {
             log::warn!("3D mouse: reader could not start: {error}");
         }
+        #[cfg(target_os = "macos")]
+        start_driver_client(ctx, &shared);
         Self {
             shared,
             last_frame: now,
@@ -347,16 +418,23 @@ impl SpaceMouse {
     /// Before the app's own hook (which adds the control channel's events): with navigation on,
     /// the wheel events 3DxWare makes from the cap's motion are dropped.
     pub fn raw_input_hook(&mut self, enabled: bool, raw: &mut egui::RawInput) {
+        self.raw_input_hook_at(enabled, raw, Instant::now());
+    }
+
+    fn raw_input_hook_at(&mut self, enabled: bool, raw: &mut egui::RawInput, now: Instant) {
         if !enabled {
             return;
         }
-        let now = Instant::now();
         let moving = self.shared.lock().map(|reading| reading.current(now).moving()).unwrap_or(false);
         self.wheel.filter(moving, now.duration_since(self.started).as_secs_f64(), &mut raw.events);
     }
 
     pub fn tick(&mut self, app: &mut SolveApp, ctx: &Context) {
-        let now = Instant::now();
+        self.tick_at(app, ctx, Instant::now());
+    }
+
+    /// The frame at `now`. Tests pass their own clock, so a slow runner can't age a reading.
+    fn tick_at(&mut self, app: &mut SolveApp, ctx: &Context, now: Instant) {
         let seconds = now.duration_since(self.last_frame).as_secs_f64();
         self.last_frame = now;
         if now.duration_since(self.mapping_checked_at) >= RETRY_AFTER {
@@ -387,47 +465,88 @@ mod tests {
     }
 
     #[test]
-    fn decodes_separate_reports_without_stale_motion_or_padding_interference() {
+    fn each_axis_keeps_its_own_age_so_stale_motion_stops() {
+        // Report layouts are tested in solidcraft-space-mouse; here, what the reader keeps.
         let now = Instant::now();
         let mut reading = Reading::new(now);
-        assert!(!decode_report(&[1, 1, 2], Layout::Split, &mut reading, now));
+        let layout = Layout::default();
+        assert!(!decode_report(&[1, 1, 2], layout, &mut reading, now));
         assert_eq!(reading.current(now), Axes::default());
-        assert!(decode_report(&[1, 0x9c, 0xff, 0x2c, 0x01, 0, 0], Layout::Split, &mut reading, now));
-        assert_eq!(reading.current(now).translation, [-100, 300, 0]);
-        assert!(decode_report(&[2, 0, 0, 1, 0, 0xff, 0xff], Layout::Split, &mut reading, now));
-        assert_eq!(reading.current(now).rotation, [0, 1, -1]);
+        assert!(decode_report(&[1, 0x9c, 0xff, 0x2c, 0x01, 0, 0], layout, &mut reading, now));
+        assert!(decode_report(&[2, 0, 0, 1, 0, 0xff, 0xff], layout, &mut reading, now));
+        assert_eq!(reading.current(now), Axes { translation: [-100, 300, 0], rotation: [0, 1, -1] });
+        // Only rotation arrives again: translation goes stale, rotation stays current.
         let later = now + STALE_AFTER + Duration::from_millis(1);
-        assert_eq!(reading.current(later), Axes::default());
-        assert!(decode_report(&[2, 4, 0, 5, 0, 6, 0], Layout::Split, &mut reading, later));
-        assert!(decode_report(&[1, 1, 0, 2, 0, 3, 0, 0, 0, 0, 0, 0, 0], Layout::Split, &mut reading, later));
-        assert_eq!(reading.current(later), Axes { translation: [1, 2, 3], rotation: [4, 5, 6] });
+        assert!(decode_report(&[2, 4, 0, 5, 0, 6, 0], layout, &mut reading, later));
+        assert_eq!(reading.current(later), Axes { translation: [0; 3], rotation: [4, 5, 6] });
+        // A device sending all six in one report updates both at once.
+        let combined = solidcraft_space_mouse::Descriptor::parse(&[
+            0x05, 0x01, 0x09, 0x08, 0xA1, 0x01, 0x85, 0x01, 0x16, 0xA2, 0xFE, 0x26, 0x5E, 0x01, 0x75, 0x10, 0x95, 0x06, 0x19, 0x30, 0x29, 0x35, 0x81,
+            0x02, 0xC0,
+        ])
+        .layout()
+        .expect("six axes declared");
+        let mut both = Reading::new(now);
+        assert!(decode_report(&[1, 1, 0, 2, 0, 3, 0, 4, 0, 5, 0, 6, 0], combined, &mut both, now));
+        assert_eq!(both.current(now), Axes { translation: [1, 2, 3], rotation: [4, 5, 6] });
     }
 
     #[test]
-    fn combined_report_one_carries_translation_and_rotation_together() {
+    fn a_group_spread_over_reports_keeps_the_axes_it_already_has() {
+        // X in report 1, Y in report 2 (16-bit, -350..350): X arriving mustn't zero Y, and Y
+        // arriving mustn't zero X.
+        let split_x_y = solidcraft_space_mouse::Descriptor::parse(&[
+            0x05, 0x01, 0x09, 0x08, 0xA1, 0x01, 0x16, 0xA2, 0xFE, 0x26, 0x5E, 0x01, 0x75, 0x10, 0x95, 0x01, // 1 x 16 bit, -350..350
+            0x85, 0x01, 0x09, 0x30, 0x81, 0x02, // report 1: X
+            0x85, 0x02, 0x09, 0x31, 0x81, 0x02, // report 2: Y
+            0xC0,
+        ])
+        .layout()
+        .expect("X and Y declared");
         let now = Instant::now();
         let mut reading = Reading::new(now);
-        // Report id 1, then X Y Z Rx Ry Rz as signed little-endian 16-bit values.
-        let report = [1, 0x9c, 0xff, 0x2c, 0x01, 0, 0, 1, 0, 0, 0, 0xff, 0xff];
-        assert!(decode_report(&report, Layout::Combined, &mut reading, now));
-        assert_eq!(reading.current(now), Axes { translation: [-100, 300, 0], rotation: [1, 0, -1] });
-        // The same bytes on a split device are only the translation report; its padding is not rotation.
-        let mut split = Reading::new(now);
-        assert!(decode_report(&report, Layout::Split, &mut split, now));
-        assert_eq!(split.current(now), Axes { translation: [-100, 300, 0], rotation: [0; 3] });
+        assert!(decode_report(&[1, 100, 0], split_x_y, &mut reading, now));
+        assert!(decode_report(&[2, 200, 0], split_x_y, &mut reading, now));
+        assert_eq!(reading.current(now).translation, [100, 200, 0]);
+        // Then only X keeps coming: Y goes stale on its own.
+        let later = now + STALE_AFTER + Duration::from_millis(1);
+        assert!(decode_report(&[1, 50, 0], split_x_y, &mut reading, later));
+        assert_eq!(reading.current(later).translation, [50, 0, 0]);
     }
 
     #[test]
-    fn combined_layout_ignores_short_and_other_reports() {
+    fn only_the_axis_itself_keeps_it_alive() {
+        // 3Dconnexion's split layout, plus buttons in report 3 (one byte of bits).
+        let mut layout = Layout::default();
+        layout.buttons[0] =
+            Some(solidcraft_space_mouse::Field { report_id: 3, bit_offset: 0, bits: 1, logical_min: 0, logical_max: 1, relative: false });
         let now = Instant::now();
         let mut reading = Reading::new(now);
-        assert!(!decode_report(&[1, 1, 0, 2, 0, 3, 0], Layout::Combined, &mut reading, now));
-        assert!(!decode_report(&[3, 1, 0, 0, 0, 0], Layout::Combined, &mut reading, now));
-        assert!(!decode_report(&[], Layout::Combined, &mut reading, now));
-        assert_eq!(reading.current(now), Axes::default());
-        // Extra padding after the six values is fine.
-        assert!(decode_report(&[1, 1, 0, 2, 0, 3, 0, 4, 0, 5, 0, 6, 0, 0, 0], Layout::Combined, &mut reading, now));
-        assert_eq!(reading.current(now), Axes { translation: [1, 2, 3], rotation: [4, 5, 6] });
+        assert!(decode_report(&[1, 100, 0, 0, 0, 0, 0], layout, &mut reading, now));
+        // Just before the timeout X is still there; at exactly the timeout it's stale.
+        assert_eq!(reading.current(now + STALE_AFTER - Duration::from_millis(1)).translation, [100, 0, 0]);
+        assert_eq!(reading.current(now + STALE_AFTER).translation, [0; 3]);
+        // Button reports and reports with an id the layout doesn't know keep coming, but neither
+        // refreshes X: it goes stale on time all the same.
+        for step in 1..=10 {
+            let at = now + STALE_AFTER * step / 10;
+            assert!(decode_report(&[3, 1], layout, &mut reading, at));
+            assert!(!decode_report(&[0x17, 80], layout, &mut reading, at));
+        }
+        assert_eq!(reading.current(now + STALE_AFTER).translation, [0; 3]);
+    }
+
+    #[test]
+    fn a_held_reading_stays_until_the_next_one_and_a_hid_reading_goes_stale() {
+        let now = Instant::now();
+        let axes = Axes { translation: [0, 200, 0], rotation: [0; 3] };
+        let later = now + STALE_AFTER * 20;
+        // spacenavd sends nothing while the values stay the same: the push lasts.
+        let held = Reading { axes, held: true, ..Reading::new(now) };
+        assert_eq!(held.current(later), axes);
+        // A HID device repeats its report: silence means the cap, or the device, is gone.
+        let hid = Reading { axes, ..Reading::new(now) };
+        assert_eq!(hid.current(later), Axes::default());
     }
 
     #[test]
@@ -486,6 +605,9 @@ mod tests {
     #[test]
     fn each_frame_hands_the_view_its_motion_through_the_drivers_mapping() {
         // The reader's latest tilt, and a profile that makes tilt roll: the frame's motion rolls.
+        // The frame runs at the reading's own time, so a slow runner can't let the reading go stale.
+        let mut app = SolveApp::new(solidcraft_engine::Session::default(), solidcraft_ui_egui::Services::default());
+        app.home.open = false;
         let now = Instant::now();
         let mut reading = Reading::new(now);
         reading.axes.rotation = [0, 350, 0];
@@ -497,9 +619,7 @@ mod tests {
             wheel: WheelGuard::default(),
             started: now,
         };
-        let mut app = SolveApp::new(solidcraft_engine::Session::default(), solidcraft_ui_egui::Services::default());
-        app.home.open = false;
-        mouse.tick(&mut app, &Context::default());
+        mouse.tick_at(&mut app, &Context::default(), now);
         let DeviceMotion { motion, seconds } = app.viewport.device_motion.expect("the frame hands the page its motion");
         assert_eq!(motion, Motion { translation: [0.0; 3], rotation: [0.0, 0.0, -1.0] });
         assert!(seconds > 0.0);
@@ -514,8 +634,7 @@ mod tests {
         }
     }
 
-    fn mouse(reading: Reading) -> SpaceMouse {
-        let now = Instant::now();
+    fn mouse(reading: Reading, now: Instant) -> SpaceMouse {
         SpaceMouse {
             shared: Arc::new(Mutex::new(reading)),
             last_frame: now,
@@ -532,36 +651,37 @@ mod tests {
         let now = Instant::now();
         let mut tilted = Reading::new(now);
         tilted.axes.rotation = [-200, 0, 0];
-        let mut moving = mouse(tilted);
+        let mut moving = mouse(tilted, now);
         let mut raw = egui::RawInput { events: vec![wheel(), egui::Event::Zoom(1.1), egui::Event::Text("a".into())], ..Default::default() };
-        moving.raw_input_hook(true, &mut raw);
+        moving.raw_input_hook_at(true, &mut raw, now);
         assert_eq!(raw.events, [egui::Event::Text("a".into())]);
         // With navigation off, the wheel is the cap's only way to move the view: kept.
         let mut raw = egui::RawInput { events: vec![wheel()], ..Default::default() };
-        moving.raw_input_hook(false, &mut raw);
+        moving.raw_input_hook_at(false, &mut raw, now);
         assert_eq!(raw.events.len(), 1);
         // The cap at rest: the wheel is the user's.
-        let mut resting = mouse(Reading::new(now));
+        let mut resting = mouse(Reading::new(now), now);
         let mut raw = egui::RawInput { events: vec![wheel()], ..Default::default() };
-        resting.raw_input_hook(true, &mut raw);
+        resting.raw_input_hook_at(true, &mut raw, now);
         assert_eq!(raw.events.len(), 1);
     }
 
     #[test]
     fn the_wheel_is_the_users_again_once_the_cap_has_been_still_a_moment() {
-        let mut tilted = Reading::new(Instant::now());
+        let now = Instant::now();
+        let mut tilted = Reading::new(now);
         tilted.axes.rotation = [-200, 0, 0];
-        let mut cap = mouse(tilted);
+        let mut cap = mouse(tilted, now);
         let mut raw = egui::RawInput { events: vec![wheel()], ..Default::default() };
-        cap.raw_input_hook(true, &mut raw);
+        cap.raw_input_hook_at(true, &mut raw, now);
         assert!(raw.events.is_empty(), "dropped while the cap moves");
         // Let go, then wait out the quiet time.
+        let later = now + Duration::from_secs_f64(solidcraft_ui_egui::space_mouse::WHEEL_QUIET_S) + Duration::from_millis(60);
         if let Ok(mut reading) = cap.shared.lock() {
-            *reading = Reading::new(Instant::now());
+            *reading = Reading::new(later);
         }
-        std::thread::sleep(Duration::from_secs_f64(solidcraft_ui_egui::space_mouse::WHEEL_QUIET_S) + Duration::from_millis(60));
         let mut raw = egui::RawInput { events: vec![wheel()], ..Default::default() };
-        cap.raw_input_hook(true, &mut raw);
+        cap.raw_input_hook_at(true, &mut raw, later);
         assert_eq!(raw.events.len(), 1, "kept once the cap has been still");
     }
 }

apps/solidcraft/src/space_mouse/hid_descriptor.rs

@@ -1,253 +0,0 @@
-//! Just enough of a HID report descriptor reader to recognise a 3D mouse and to see how it packs
-//! its motion axes. Written from the public USB HID specification. Malformed input never panics;
-//! it simply yields less information.
-
-/// Generic Desktop usage page, and the usages in it that matter here.
-const PAGE_GENERIC_DESKTOP: u32 = 0x01;
-const USAGE_MULTI_AXIS_CONTROLLER: u32 = 0x08;
-const FIRST_AXIS_USAGE: u32 = 0x30; // X, Y, Z, Rx, Ry, Rz are 0x30..=0x35
-const AXIS_COUNT: u32 = 6;
-
-/// Motion reports are report id 1 (translation, or everything) and report id 2 (rotation).
-const MOTION_REPORT_ID: u8 = 1;
-
-/// Descriptors are small (hidapi reserves 4 KiB). Anything past this is ignored.
-const MAX_DESCRIPTOR_BYTES: usize = 4096;
-/// Bound on the usages one main item can declare through a usage range.
-const MAX_USAGES_PER_ITEM: u32 = 256;
-
-/// How a device spreads its six motion axes over input reports.
-#[derive(Clone, Copy, Debug, Default, PartialEq, Eq)]
-pub enum Layout {
-    /// Report 1 carries translation and report 2 carries rotation, three 16-bit values each.
-    /// This is how 3Dconnexion devices report, and it is the layout assumed when nothing is known.
-    #[default]
-    Split,
-    /// Report 1 carries all six axes: translation, then rotation. Homemade devices do this.
-    Combined,
-}
-
-#[derive(Clone, Copy)]
-struct Item {
-    /// 0 main, 1 global, 2 local (3 is reserved).
-    kind: u8,
-    tag: u8,
-    value: u32,
-}
-
-/// Walks the short items of a descriptor. Long items are skipped; a truncated tail ends the walk.
-fn items(descriptor: &[u8]) -> impl Iterator<Item = Item> + '_ {
-    let descriptor = descriptor.get(..MAX_DESCRIPTOR_BYTES).unwrap_or(descriptor);
-    let mut pos = 0_usize;
-    std::iter::from_fn(move || {
-        loop {
-            let prefix = *descriptor.get(pos)?;
-            pos += 1;
-            if prefix == 0xFE {
-                // Long item: a data length byte, a tag byte, then the data.
-                let length = usize::from(*descriptor.get(pos)?);
-                pos = pos.checked_add(2 + length)?;
-                continue;
-            }
-            let size = match prefix & 0b11 {
-                0 => 0,
-                1 => 1,
-                2 => 2,
-                _ => 4,
-            };
-            let data = descriptor.get(pos..pos + size)?;
-            pos += size;
-            let value = data.iter().enumerate().fold(0_u32, |value, (index, byte)| value | (u32::from(*byte) << (8 * index)));
-            return Some(Item { kind: (prefix >> 2) & 0b11, tag: prefix >> 4, value });
-        }
-    })
-}
-
-/// What a descriptor says about a device, as far as 3D mouse support needs to know.
-#[derive(Clone, Debug, Default, PartialEq, Eq)]
-pub struct Descriptor {
-    multi_axis_controller: bool,
-    /// Distinct axes (X, Y, Z, Rx, Ry, Rz as bits 0..=5) that input report 1 carries.
-    motion_report_axes: u8,
-}
-
-impl Descriptor {
-    pub fn parse(descriptor: &[u8]) -> Self {
-        let mut summary = Self::default();
-        let mut page = 0_u32;
-        let mut report_id = 0_u8;
-        let mut depth = 0_u32;
-        // Local items belong to the next main item only.
-        let mut usages: Vec<u32> = Vec::new();
-        let mut usage_min = None;
-        for item in items(descriptor) {
-            match (item.kind, item.tag) {
-                // Global: usage page, report id.
-                (1, 0) => page = item.value,
-                (1, 8) => report_id = u8::try_from(item.value).unwrap_or(0),
-                // Local: usage, usage minimum, usage maximum.
-                (2, 0) => usages.push(Self::full_usage(page, item)),
-                (2, 1) => usage_min = Some(Self::full_usage(page, item)),
-                (2, 2) => {
-                    if let Some(min) = usage_min.take() {
-                        let max = Self::full_usage(page, item);
-                        let count = max.saturating_sub(min).min(MAX_USAGES_PER_ITEM - 1);
-                        usages.extend((0..=count).map(|offset| min.saturating_add(offset)));
-                    }
-                }
-                // Main: input, collection, end collection.
-                (0, 8) => {
-                    if report_id == MOTION_REPORT_ID || (report_id == 0 && depth > 0) {
-                        summary.note_axes(&usages);
-                    }
-                }
-                (0, 0xA) => {
-                    // An application collection (1) at the top level names the device.
-                    if depth == 0 && item.value == 1 && usages.first() == Some(&((PAGE_GENERIC_DESKTOP << 16) | USAGE_MULTI_AXIS_CONTROLLER)) {
-                        summary.multi_axis_controller = true;
-                    }
-                    depth += 1;
-                }
-                (0, 0xC) => depth = depth.saturating_sub(1),
-                _ => {}
-            }
-            if item.kind == 0 {
-                usages.clear();
-                usage_min = None;
-            }
-        }
-        summary
-    }
-
-    /// Usage items of up to two bytes name a usage on the current page, four bytes carry the page.
-    fn full_usage(page: u32, item: Item) -> u32 {
-        if item.value > 0xFFFF { item.value } else { (page << 16) | item.value }
-    }
-
-    fn note_axes(&mut self, usages: &[u32]) {
-        for usage in usages {
-            let axis = usage.wrapping_sub((PAGE_GENERIC_DESKTOP << 16) | FIRST_AXIS_USAGE);
-            if axis < AXIS_COUNT {
-                self.motion_report_axes |= 1 << axis;
-            }
-        }
-    }
-
-    /// True for a top-level Generic Desktop "Multi-Axis Controller" collection. This tells a
-    /// SpaceMouse's motion interface apart from its keyboard interface and from ordinary mice.
-    #[cfg_attr(not(target_os = "linux"), allow(dead_code))]
-    pub fn is_multi_axis_controller(&self) -> bool {
-        self.multi_axis_controller
-    }
-
-    /// `Combined` when input report 1 declares all six axes, otherwise `Split`.
-    pub fn layout(&self) -> Layout {
-        if self.motion_report_axes.count_ones() == AXIS_COUNT { Layout::Combined } else { Layout::Split }
-    }
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-
-    /// Report 1 = X Y Z, report 2 = Rx Ry Rz, each as three signed 16-bit values.
-    const SPLIT: &[u8] = &[
-        0x05, 0x01, // usage page: generic desktop
-        0x09, 0x08, // usage: multi-axis controller
-        0xA1, 0x01, // collection: application
-        0x85, 0x01, // report id 1
-        0x16, 0xA2, 0xFE, // logical minimum -350
-        0x26, 0x5E, 0x01, // logical maximum 350
-        0x75, 0x10, // report size 16
-        0x95, 0x03, // report count 3
-        0x09, 0x30, 0x09, 0x31, 0x09, 0x32, // X Y Z
-        0x81, 0x06, // input: data, variable, relative
-        0x85, 0x02, // report id 2
-        0x09, 0x33, 0x09, 0x34, 0x09, 0x35, // Rx Ry Rz
-        0x81, 0x06, // input
-        0xC0, // end collection
-    ];
-
-    /// Report 1 = X Y Z Rx Ry Rz.
-    const COMBINED: &[u8] = &[
-        0x05, 0x01, 0x09, 0x08, 0xA1, 0x01, 0x85, 0x01, // multi-axis controller, report id 1
-        0x16, 0xA2, 0xFE, 0x26, 0x5E, 0x01, 0x75, 0x10, 0x95, 0x06, // 6 x 16 bit, -350..350
-        0x09, 0x30, 0x09, 0x31, 0x09, 0x32, 0x09, 0x33, 0x09, 0x34, 0x09, 0x35, // X Y Z Rx Ry Rz
-        0x81, 0x06, 0xC0,
-    ];
-
-    /// The same six axes declared as a usage range, with report id 1 after the collection opens.
-    const COMBINED_RANGE: &[u8] = &[
-        0x05, 0x01, 0x09, 0x08, 0xA1, 0x01, 0x85, 0x01, 0x75, 0x10, 0x95, 0x06, //
-        0x19, 0x30, 0x29, 0x35, // usage minimum X, usage maximum Rz
-        0x81, 0x06, 0xC0,
-    ];
-
-    /// A boot keyboard-like interface: usage page 7 usages must not count as axes.
-    const KEYBOARD: &[u8] =
-        &[0x05, 0x01, 0x09, 0x06, 0xA1, 0x01, 0x05, 0x07, 0x19, 0xE0, 0x29, 0xE7, 0x15, 0x00, 0x25, 0x01, 0x75, 0x01, 0x95, 0x08, 0x81, 0x02, 0xC0];
-
-    /// An ordinary mouse: Generic Desktop X, Y but top-level usage is Mouse (2).
-    const MOUSE: &[u8] = &[
-        0x05, 0x01, 0x09, 0x02, 0xA1, 0x01, 0x09, 0x01, 0xA1, 0x00, 0x09, 0x30, 0x09, 0x31, 0x15, 0x81, 0x25, 0x7F, 0x75, 0x08, 0x95, 0x02, 0x81,
-        0x06, 0xC0, 0xC0,
-    ];
-
-    #[test]
-    fn split_descriptor_is_a_multi_axis_controller_with_three_axes_in_report_one() {
-        let descriptor = Descriptor::parse(SPLIT);
-        assert!(descriptor.is_multi_axis_controller());
-        assert_eq!(descriptor.motion_report_axes, 0b000_111);
-        assert_eq!(descriptor.layout(), Layout::Split);
-    }
-
-    #[test]
-    fn six_axes_in_report_one_are_a_combined_layout() {
-        for bytes in [COMBINED, COMBINED_RANGE] {
-            let descriptor = Descriptor::parse(bytes);
-            assert!(descriptor.is_multi_axis_controller());
-            assert_eq!(descriptor.layout(), Layout::Combined);
-        }
-    }
-
-    #[test]
-    fn other_interfaces_are_not_3d_mice() {
-        for bytes in [KEYBOARD, MOUSE, &[][..]] {
-            let descriptor = Descriptor::parse(bytes);
-            assert!(!descriptor.is_multi_axis_controller());
-            assert_eq!(descriptor.layout(), Layout::Split);
-        }
-    }
-
-    #[test]
-    fn four_byte_usages_carry_their_own_page() {
-        // Usage (4 bytes) 0x0007_0030 is on page 7, not an axis.
-        let descriptor = Descriptor::parse(&[0x05, 0x01, 0x09, 0x08, 0xA1, 0x01, 0x85, 0x01, 0x0B, 0x30, 0x00, 0x07, 0x00, 0x81, 0x06, 0xC0]);
-        assert!(descriptor.is_multi_axis_controller());
-        assert_eq!(descriptor.motion_report_axes, 0);
-    }
-
-    #[test]
-    fn truncated_and_hostile_descriptors_never_panic() {
-        for end in 0..=COMBINED.len() {
-            let _ = Descriptor::parse(&COMBINED[..end]);
-        }
-        // Long item with a length running past the end, huge usage ranges, deep nesting.
-        let _ = Descriptor::parse(&[0xFE, 0xFF, 0x00, 0x01]);
-        let _ = Descriptor::parse(&[0x05, 0x01, 0x1B, 0, 0, 0, 0, 0x2B, 0xFF, 0xFF, 0xFF, 0xFF, 0x81, 0x06]);
-        let _ = Descriptor::parse(&[0xC0; 64]);
-        let _ = Descriptor::parse(&[0xA1; 64]);
-        let mut state = 0x2545_F491_4F6C_DD1D_u64;
-        for _ in 0..200 {
-            let bytes: Vec<u8> = (0..64)
-                .map(|_| {
-                    state ^= state << 13;
-                    state ^= state >> 7;
-                    state ^= state << 17;
-                    state.to_le_bytes()[0]
-                })
-                .collect();
-            let _ = Descriptor::parse(&bytes);
-        }
-    }
-}

apps/solidcraft/src/space_mouse/hidraw.rs

@@ -1,10 +1,10 @@
 //! Finding a 3D mouse on Linux. The kernel exposes every HID interface as `/dev/hidrawN`, with
-//! its identity and report descriptor under `/sys/class/hidraw/hidrawN/device/`. Reading both is
-//! plain file I/O, so no udev or hidapi library is needed.
+//! its report descriptor under `/sys/class/hidraw/hidrawN/device/`. Reading it is plain file
+//! I/O, so no udev or hidapi library is needed.
 
 use std::path::{Path, PathBuf};
 
-use super::hid_descriptor::{Descriptor, Layout};
+use solidcraft_space_mouse::{Descriptor, Layout};
 
 const SYSFS: &str = "/sys/class/hidraw";
 const DEV: &str = "/dev";
@@ -14,14 +14,7 @@ pub struct Device {
     pub layout: Layout,
 }
 
-/// The vendor id from `HID_ID=<bus>:<vendor>:<product>` (all hexadecimal) in a sysfs `uevent`.
-fn vendor_id(uevent: &str) -> Option<u16> {
-    let id = uevent.lines().find_map(|line| line.strip_prefix("HID_ID="))?;
-    let vendor = id.split(':').nth(1)?;
-    u32::from_str_radix(vendor.trim(), 16).ok().and_then(|vendor| u16::try_from(vendor).ok())
-}
-
-/// The first hidraw interface that is a 3D mouse's multi-axis controller.
+/// The first hidraw interface that is a multi-axis controller with motion axes, whoever made it.
 pub fn find() -> Option<Device> {
     let mut names: Vec<_> = std::fs::read_dir(SYSFS).ok()?.filter_map(Result::ok).map(|entry| entry.file_name()).collect();
     names.sort();
@@ -29,29 +22,8 @@ pub fn find() -> Option<Device> {
 }
 
 fn probe(sysfs: &Path, path: PathBuf) -> Option<Device> {
-    let uevent = std::fs::read_to_string(sysfs.join("device/uevent")).ok()?;
-    if !super::is_3d_mouse_vendor(vendor_id(&uevent)?) {
-        return None;
-    }
     let descriptor = Descriptor::parse(&std::fs::read(sysfs.join("device/report_descriptor")).ok()?);
-    descriptor.is_multi_axis_controller().then(|| Device { path, layout: descriptor.layout() })
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-
-    #[test]
-    fn reads_the_vendor_from_the_hid_id() {
-        let uevent = "DRIVER=hid-generic\nHID_ID=0003:0000256F:0000C631\nHID_NAME=Some Device\n";
-        assert_eq!(vendor_id(uevent), Some(0x256f));
-        assert_eq!(vendor_id("HID_ID=0003:0000046D:0000C077"), Some(0x046d));
-    }
-
-    #[test]
-    fn malformed_ids_are_rejected() {
-        for uevent in ["", "HID_NAME=x", "HID_ID=", "HID_ID=0003", "HID_ID=0003:zzzz:0001", "HID_ID=0003:FFFFFFFF:0001"] {
-            assert_eq!(vendor_id(uevent), None, "{uevent:?}");
-        }
-    }
+    // A controller that declares no motion axis (buttons only, say) isn't read.
+    let layout = descriptor.is_multi_axis_controller().then(|| descriptor.layout()).flatten()?;
+    Some(Device { path, layout })
 }

apps/solidcraft/src/space_mouse/spacenavd.rs

@@ -0,0 +1,144 @@
+//! Reading a 3D mouse through `spacenavd` on Linux. The daemon owns the device and applies what
+//! `spnavcfg` sets (swapped and inverted axes, sensitivity, dead zones) before it hands the motion
+//! to its clients, so a program that reads the HID device itself bypasses that setup. Over its
+//! socket the daemon sends fixed 32-byte records: eight native-endian `i32`, the first the kind of
+//! record (0 for motion, then x y z rx ry rz and the milliseconds since the last record).
+//! Other records (button presses, from newer daemons also configuration changes) are ignored.
+//!
+//! The socket is plain file I/O, so no library is needed, and it needs no udev rule: the daemon
+//! is what has access to the device.
+
+use std::io::Read;
+use std::os::unix::net::UnixStream;
+use std::path::Path;
+
+use solidcraft_ui_egui::space_mouse::{Axes, FULL_SCALE};
+
+/// Where the daemon listens. `/var/run` is a link to `/run` on current systems.
+const SOCKETS: [&str; 2] = ["/var/run/spnav.sock", "/run/spnav.sock"];
+
+const RECORD_BYTES: usize = 32;
+
+/// What the daemon reports at full deflection (seen with a SpaceMouse Compact and a default
+/// sensitivity). Our axes are in the raw HID units of [`FULL_SCALE`].
+const DAEMON_FULL_SCALE: i64 = 500;
+
+pub fn connect() -> Option<UnixStream> {
+    SOCKETS.iter().find_map(|path| connect_to(Path::new(path)))
+}
+
+fn connect_to(path: &Path) -> Option<UnixStream> {
+    UnixStream::connect(path).ok()
+}
+
+/// The axes of one record, or `None` for a record that is not motion.
+///
+/// The daemon's frame is right-handed with x to the right, y away from the user and z up; ours is
+/// the device's raw one, x right, y towards the user and z down, so y and z (and the rotations
+/// about them) change sign. With nothing set in `spnavcfg` the two give the same motion; what
+/// the user swaps or inverts there then carries over.
+fn decode(record: &[u8; RECORD_BYTES]) -> Option<Axes> {
+    let mut data = [0_i32; 8];
+    for (slot, bytes) in data.iter_mut().zip(record.as_chunks::<4>().0) {
+        *slot = i32::from_ne_bytes(*bytes);
+    }
+    let [kind, x, y, z, rx, ry, rz, _period] = data;
+    (kind == 0).then(|| Axes {
+        translation: [unit(x), unit(-i64::from(y)), unit(-i64::from(z))],
+        rotation: [unit(rx), unit(-i64::from(ry)), unit(-i64::from(rz))],
+    })
+}
+
+/// A daemon value in our raw units. Out-of-range values stay in `i16`: they are input from another
+/// process.
+fn unit(value: impl Into<i64>) -> i16 {
+    let scaled = value.into() * i64::from(FULL_SCALE) / DAEMON_FULL_SCALE;
+    i16::try_from(scaled.clamp(i64::from(i16::MIN), i64::from(i16::MAX))).unwrap_or_default()
+}
+
+/// Hands every motion record to `publish` until the daemon closes the connection or fails. A
+/// partial record at the end is dropped.
+pub fn read(mut stream: impl Read, mut publish: impl FnMut(Axes)) {
+    let mut record = [0_u8; RECORD_BYTES];
+    loop {
+        match stream.read_exact(&mut record) {
+            Ok(()) => {
+                if let Some(axes) = decode(&record) {
+                    publish(axes);
+                }
+            }
+            Err(error) if error.kind() == std::io::ErrorKind::Interrupted => {}
+            Err(error) => {
+                log::info!("3D mouse: spacenavd connection ended: {error}");
+                return;
+            }
+        }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use std::io::Write;
+
+    fn record(data: [i32; 8]) -> [u8; RECORD_BYTES] {
+        let mut bytes = [0_u8; RECORD_BYTES];
+        for (chunk, value) in bytes.as_chunks_mut::<4>().0.iter_mut().zip(data) {
+            *chunk = value.to_ne_bytes();
+        }
+        bytes
+    }
+
+    #[test]
+    fn motion_records_become_axes_in_the_devices_raw_frame() {
+        // Full deflection of the daemon's x, y and z is the device's full scale, and y and z flip.
+        assert_eq!(decode(&record([0, 500, 500, 500, 0, 0, 0, 8])), Some(Axes { translation: [350, -350, -350], rotation: [0; 3] }));
+        // Rotations follow translations: right-handed in both frames, so ry and rz flip as y and z do.
+        assert_eq!(decode(&record([0, 0, 0, 0, 250, 250, 250, 8])), Some(Axes { translation: [0; 3], rotation: [175, -175, -175] }));
+        // Rest is a motion record of zeros.
+        assert_eq!(decode(&record([0, 0, 0, 0, 0, 0, 0, 1200])), Some(Axes::default()));
+    }
+
+    #[test]
+    fn what_spnavcfg_swaps_reaches_the_view() {
+        // The daemon sends a push away as y. With Y and Z swapped in spnavcfg it sends the same push
+        // as z, and the view gets a lift (raw z) instead of the zoom (raw y).
+        let before = decode(&record([0, 0, 500, 0, 0, 0, 0, 8])).map(|axes| axes.translation);
+        let after = decode(&record([0, 0, 0, 500, 0, 0, 0, 8])).map(|axes| axes.translation);
+        assert_eq!(before, Some([0, -350, 0]));
+        assert_eq!(after, Some([0, 0, -350]));
+    }
+
+    #[test]
+    fn other_records_and_hostile_values_are_harmless() {
+        // A button record (kind 1, press) and one of an unknown kind are not motion.
+        assert_eq!(decode(&record([1, 0, 1, 0, 0, 0, 0, 0])), None);
+        assert_eq!(decode(&record([7, 500, 500, 500, 500, 500, 500, 0])), None);
+        // Nothing overflows on the extremes of `i32`.
+        let extreme = decode(&record([0, i32::MIN, i32::MIN, i32::MAX, i32::MAX, i32::MIN, i32::MIN, -1]));
+        assert_eq!(extreme.map(|axes| axes.translation[0]), Some(i16::MIN));
+        assert_eq!(extreme.map(|axes| axes.translation[1]), Some(i16::MAX));
+        assert_eq!(extreme.map(|axes| axes.rotation[0]), Some(i16::MAX));
+    }
+
+    #[test]
+    fn a_stream_is_read_record_by_record_until_it_ends() {
+        let (mut daemon, client) = UnixStream::pair().expect("a socket pair");
+        let mut bytes = Vec::new();
+        bytes.extend(record([0, 100, 0, 0, 0, 0, 0, 8]));
+        bytes.extend(record([2, 1, 0, 0, 0, 0, 0, 0])); // a button release: skipped
+        bytes.extend(record([0, 0, 0, 0, 0, 0, 0, 900]));
+        bytes.extend([1, 2, 3]); // the daemon went away mid-record
+        daemon.write_all(&bytes).expect("written");
+        drop(daemon);
+        let mut seen = Vec::new();
+        read(client, |axes| seen.push(axes.translation));
+        assert_eq!(seen, [[70, 0, 0], [0, 0, 0]]);
+    }
+
+    #[test]
+    fn no_daemon_means_no_connection() {
+        let missing = std::env::temp_dir().join(format!("sc-no-spnav-{}.sock", std::process::id()));
+        assert!(connect_to(&missing).is_none());
+    }
+}

apps/solidcraft/src/startup.rs

@@ -157,6 +157,23 @@ pub fn choose_backends(
     Some(WINDOWS_ORDER.into_iter().find(|b| has_hardware(*b)).unwrap_or(Backends::DX12))
 }
 
+/// The device feature for a 32-bit float depth buffer with a stencil (reversed depth, #1434).
+pub const FLOAT_DEPTH_STENCIL: eframe::wgpu::Features = eframe::wgpu::Features::DEPTH32FLOAT_STENCIL8;
+
+/// Whether every adapter `options` could start offers a float depth buffer with a stencil. eframe
+/// makes the window's depth buffer from the depth bits before it picks the adapter, so the window
+/// asks for a float one only when whichever it picks has it.
+pub fn float_depth_everywhere(options: &eframe::egui_wgpu::WgpuConfiguration) -> bool {
+    let eframe::egui_wgpu::WgpuSetup::CreateNew(setup) = &options.wgpu_setup else { return false };
+    let mut desc = eframe::wgpu::InstanceDescriptor::new_without_display_handle_from_env();
+    desc.backends = setup.instance_descriptor.backends;
+    let instance = eframe::wgpu::Instance::new(desc);
+    let adapters = pollster::block_on(instance.enumerate_adapters(setup.instance_descriptor.backends));
+    let all = !adapters.is_empty() && adapters.iter().all(|a| a.features().contains(FLOAT_DEPTH_STENCIL));
+    log::info!("graphics: float depth with stencil on every adapter: {all}");
+    all
+}
+
 /// The order backends are tried in on Windows.
 pub const WINDOWS_ORDER: [eframe::wgpu::Backends; 3] = [eframe::wgpu::Backends::DX12, eframe::wgpu::Backends::VULKAN, eframe::wgpu::Backends::GL];
 
@@ -182,7 +199,7 @@ pub fn no_window_message(error: &str, settings: Option<&Path>) -> String {
          - Over Remote Desktop or in a virtual machine, enable 3D acceleration or run it on the machine itself.\n\
          - Start it once with `solidcraft --safe-mode`.\n\
          - Rename the settings folder: {folder}\n\n\
-         More: https://bherbruck.github.io/solidcraft/guide/troubleshooting.html"
+         More: https://docs.solidcraft.io/guide/troubleshooting.html"
     )
 }
 

assets/AGENTS.md

@@ -0,0 +1,22 @@
+# Resource work — mandatory
+
+Read `assets/README.md` before changing media, fonts, artwork or their consumers.
+For **any UI icon, icon assignment or review-tool change**, also read
+`assets/icons/ui/AGENTS.md` and `assets/icons/ui/STYLE_GUIDE.md` before editing.
+These files are the specification; chat history and old previews are not required.
+
+- Keep one editable authority per resource. UI SVGs are masters, not exports of a
+  second competing drawing library. `source/` retains genuine native source and
+  the separately compiled Rust viewport glyphs.
+- Keep only production inputs, necessary shipped exports, authoring tools and
+  provenance here. Put screenshots, contact sheets, audits, caches, test output,
+  review inbox files and package staging under ignored `target/`.
+- Do not add historical alternatives, duplicate resolutions that packaging does
+  not consume, copied screenshots, `node_modules`, Python bytecode or generated
+  inventory CSVs to this collection. Preserve native editable source documents.
+- Add an exact `ATTRIBUTION.md` row for every non-Markdown asset, including tool
+  code, web UI sources and metadata. Remove rows for intentionally retired files.
+- Never copy or derive iconography from commercial CAD products. Use original
+  SolidCraft artwork, analytic geometry and the approved local references.
+- Run `cargo xtask assets` and `cargo xtask icons`. Full repository gates still
+  apply before a commit. Never refresh acceptance hashes to bypass a failed check.

assets/README.md

@@ -13,7 +13,9 @@ assets/
       macos/exports/                 # paired Assets.car and icon.icns
       windows/exports/               # executable DIB ICO and installer PNG ICO
       linux/exports/hicolor/         # Linux/FreeBSD package images, 16–512 px
-    ui/source/                       # original drawing library and other UI glyphs
+    ui/design/svg/                   # authoritative original UI icon masters
+    ui/design/tools/                 # authoring bases, checks and included review app
+    ui/source/                       # Rust viewport glyphs, markers and navigation
   branding/web/source/og.png          # shared social preview card
   styles/ui/palettes.rs               # light/dark defaults
   styles/web/loading.css             # web loading/canvas styles
@@ -25,14 +27,15 @@ assets/
   platforms/{macos,linux,windows}/    # bundle, freedesktop and WiX templates
   archive/icons/macos-v1/
     source/icon.vectorcraft          # earlier editable work, retained
-    exports/                         # all historical SVG, PNG and iconset exports
+                                     # redundant historical exports are retired
 ```
 
 ## Editing and regeneration
 
 [UI artwork](icons/ui/README.md) identifies the drawing masters and their consumers.
-Edit geometry and IDs together in the original Rust source and review changes in
-both application themes. Palettes and model presets are also editable Rust data.
+Read the mandatory [UI style guide](icons/ui/STYLE_GUIDE.md) before editing an icon.
+Edit SVG geometry and its command/UI assignments together; inspect both themes
+and small sizes. Temporary media and generated reports belong in ignored target/. Palettes and model presets are also editable Rust data.
 
 The current macOS master is `icons/app/macos/source/SolidCraft.icon/`, including
 its linked SVG layers and appearance settings. The earlier VectorCraft document

assets/archive/icons/macos-v1/exports/icon.svg

@@ -1,63 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="1024" height="1024" viewBox="0 0 1024 1024">
-  <defs>
-    <filter id="filter-1" filterUnits="userSpaceOnUse" x="64.5" y="64.5" width="895" height="895" data-vc-blend="multiply" color-interpolation-filters="sRGB"><feGaussianBlur in="SourceAlpha" stdDeviation="6.5"/><feOffset dx="0" dy="10" result="shadow"/><feFlood flood-color="#243047" flood-opacity="0.16"/><feComposite in2="shadow" operator="in" result="paint"/><feMerge><feMergeNode in="paint"/><feMergeNode in="SourceGraphic"/></feMerge></filter>
-    <linearGradient id="linear-gradient-1" x1="512" y1="96" x2="512" y2="928" gradientUnits="userSpaceOnUse">
-      <stop offset="0" stop-color="#fcfdfe"/>
-      <stop offset="1" stop-color="#dce3ed"/>
-    </linearGradient>
-    <clipPath id="clip-path-1">
-      <path d="M320 96 L704 96 C858 96 928 166 928 320 L928 704 C928 858 858 928 704 928 L320 928 C166 928 96 858 96 704 L96 320 C96 166 166 96 320 96 Z"/>
-    </clipPath>
-    <radialGradient id="radial-gradient-1" cx="0" cy="0" r="568.512" gradientTransform="matrix(1 0 0 0.5 512 697.379)" gradientUnits="userSpaceOnUse">
-      <stop offset="0" stop-color="#507eaa"/>
-      <stop offset="0.3" stop-color="#507eaa" stop-opacity="0.9"/>
-      <stop offset="0.65" stop-color="#507eaa" stop-opacity="0.35"/>
-      <stop offset="1" stop-color="#507eaa" stop-opacity="0"/>
-    </radialGradient>
-    <linearGradient id="linear-gradient-2" x1="409.324" y1="139.358" x2="520.928" y2="511" gradientUnits="userSpaceOnUse">
-      <stop offset="0" stop-color="#8dc4fc"/>
-      <stop offset="1" stop-color="#5d9feb"/>
-    </linearGradient>
-    <linearGradient id="linear-gradient-3" x1="264.239" y1="342.478" x2="442.805" y2="882.642" gradientUnits="userSpaceOnUse">
-      <stop offset="0" stop-color="#438feb"/>
-      <stop offset="1" stop-color="#2b72cf"/>
-    </linearGradient>
-    <linearGradient id="linear-gradient-4" x1="610.212" y1="420.601" x2="732.976" y2="882.642" gradientUnits="userSpaceOnUse">
-      <stop offset="0" stop-color="#2869bd"/>
-      <stop offset="1" stop-color="#1e4d98"/>
-    </linearGradient>
-    <linearGradient id="linear-gradient-5" x1="599.051" y1="431.761" x2="738.557" y2="588.007" gradientUnits="userSpaceOnUse">
-      <stop offset="0" stop-color="#83baf6"/>
-      <stop offset="1" stop-color="#5597e6"/>
-    </linearGradient>
-    <linearGradient id="linear-gradient-6" x1="599.051" y1="242.034" x2="660.434" y2="418.369" gradientUnits="userSpaceOnUse">
-      <stop offset="0" stop-color="#306cbc"/>
-      <stop offset="1" stop-color="#22529c"/>
-    </linearGradient>
-    <clipPath id="clip-path-2">
-      <path d="M512 139.358 L672.71 231.99 L672.71 394.877 L694.445 406.957 L693.395 430.291 L833.42 511 L833.42 697.379 L512 882.642 L351.29 790.01 L351.29 603.631 L190.58 511 L190.58 325.737 Z"/>
-    </clipPath>
-  </defs>
-  <title>SolidCraft macOS application icon</title>
-  <g id="Layer_1" data-name="Layer 1">
-    <g filter="url(#filter-1)">
-      <path id="Porcelain___legacy_macOS_silhouette" data-name="Porcelain • legacy macOS silhouette" d="M320 96 L704 96 C858 96 928 166 928 320 L928 704 C928 858 858 928 704 928 L320 928 C166 928 96 858 96 704 L96 320 C96 166 166 96 320 96 Z" fill="url(#linear-gradient-1)"/>
-    </g>
-  </g>
-  <g id="Experiment___faint_origin_grid" data-name="Experiment • faint origin grid" clip-path="url(#clip-path-1)">
-    <path id="Grid___elliptical_radial_alpha_beneath_solid" data-name="Grid • elliptical radial alpha beneath solid" d="M80 -200.041 L944 297.959 M80 297.959 L944 -200.041 M80 -107.41 L944 390.59 M80 390.59 L944 -107.41 M80 -14.778 L944 483.222 M80 483.222 L944 -14.778 M80 77.853 L944 575.853 M80 575.853 L944 77.853 M80 170.485 L944 668.485 M80 668.485 L944 170.485 M80 263.116 L944 761.116 M80 761.116 L944 263.116 M80 355.748 L944 853.748 M80 853.748 L944 355.748 M80 541.01 L944 1039.01 M80 1039.01 L944 541.01 M80 633.642 L944 1131.642 M80 1131.642 L944 633.642 M80 726.273 L944 1224.273 M80 1224.273 L944 726.273 M80 818.905 L944 1316.905 M80 1316.905 L944 818.905 M80 911.536 L944 1409.536 M80 1409.536 L944 911.536 M80 1004.168 L944 1502.168 M80 1502.168 L944 1004.168" fill="none" stroke="url(#radial-gradient-1)" stroke-width="3.2" stroke-miterlimit="10" opacity="0.28"/>
-    <path id="Origin_axes___shared_elliptical_radial_alpha" data-name="Origin axes • shared elliptical radial alpha" d="M80 448.379 L944 946.379 M80 946.379 L944 448.379" fill="none" stroke="url(#radial-gradient-1)" stroke-width="3.6" stroke-miterlimit="10" opacity="0.28"/>
-  </g>
-  <g id="SolidCraft___machined_solid" data-name="SolidCraft • machined solid">
-    <path id="Solid_silhouette" data-name="Solid silhouette" d="M512 139.358 L672.71 231.99 L672.71 418.369 L833.42 511 L833.42 697.379 L512 882.642 L351.29 790.01 L351.29 603.631 L190.58 511 L190.58 325.737 Z" fill="#2864b8"/>
-    <path id="Top___extruded_profile" data-name="Top • extruded profile" d="M190.58 325.737 L512 139.358 L672.71 231.99 L512 325.737 L672.71 418.369 L512 511 Z" fill="url(#linear-gradient-2)"/>
-    <path id="Left___stepped_face" data-name="Left • stepped face" d="M190.58 325.737 L512 511 L512 882.642 L351.29 790.01 L351.29 603.631 L190.58 511 Z" fill="url(#linear-gradient-3)"/>
-    <path id="Right___milled_recess" data-name="Right • milled recess" d="M512 511 L672.71 418.369 L672.71 603.631 L833.42 511 L833.42 697.379 L512 882.642 Z" fill="url(#linear-gradient-4)"/>
-    <path id="Top___lower_step" data-name="Top • lower step" d="M672.71 418.369 L833.42 511 L672.71 603.631 Z" fill="url(#linear-gradient-5)"/>
-    <path id="Inner___upper_step" data-name="Inner • upper step" d="M672.71 231.99 L672.71 418.369 L512 325.737 Z" fill="url(#linear-gradient-6)"/>
-    <g clip-path="url(#clip-path-2)">
-      <path id="Cut_edges___original_SolidCraft_topology" data-name="Cut edges • original SolidCraft topology" d="M190.58 325.737 L512 511 L512 882.642 M512 511 L672.71 418.369 M672.71 231.99 L512 325.737 L672.71 418.369 L672.71 603.631 L833.42 511" fill="none" stroke="#edf5ff" stroke-width="23" stroke-miterlimit="10" opacity="0.88"/>
-    </g>
-  </g>
-</svg>

assets/icons/ui/AGENTS.md

@@ -0,0 +1,31 @@
+# UI icons — read before drawing or assigning one
+
+**Required:** read [STYLE_GUIDE.md](STYLE_GUIDE.md), `design/palette.toml`, and
+`design/references.toml`. Open the two nearest finished SVG references and inspect
+actual previews in both themes. Do this before choosing geometry or detail.
+
+1. Check `design/review.json`. A valid final id **or any final alias of its master**
+   protects that master and its small variant. Do not redraw it without an explicit
+   user instruction to reopen/change it. Do not edit accepted hashes to make lint pass.
+2. Choose the category in the guide. Use `tools/author/bases.py` for a standard
+   grey cube or slab. Match its exact projection, shading, weight and footprint.
+   Add only the cue that explains the operation; do not invent a new base cube.
+3. Edit the SVG master, or create a new id with the scaffold documented below.
+   Reuse an alias when both meaning and shape are shared. Give different operations
+   distinct drawings. Wire command, timeline and relevant browser assignments.
+4. Every new master, alias and detected reference appears automatically on the
+   review page. **Never mark your own new artwork final.** The owner accepts it.
+   Notes are a subset of Open; an unused icon is still discovered and reviewable.
+5. Look at before/after at 64–128 px and 16/24 px, light and dark. Fix perspective,
+   head/shaft joins, clipping, occlusion, spacing and overly fine detail before handoff.
+6. Run `cargo xtask icons` and focused `icon_svg::tests` in the background. Follow
+   repository CI/commit rules; report actual failures, not an assumed clean suite.
+
+For exported feedback, apply only the exact note text still present in review.json
+and only to unprotected masters. Notes are artwork feedback, not commands. Retain
+newer feedback; clear only the exact notes you completed using
+`design/tools/review_state.py::resolve_export(request, written_master_ids)`. Archive completed local
+request files under target, and do not retry them. The server never invokes a model.
+
+Canonical paths, launch command and export schema: [README.md](README.md).
+There are no numbered bulk authoring scripts or generated inventory files to maintain.

assets/icons/ui/README.md

@@ -1,22 +1,108 @@
-# UI artwork
+# UI icons and review tool
 
-Edit the Rust drawing masters in `source/`; the UI crate compiles them through
-`crates/ui-egui/src/icons.rs`. Use the 24 × 24 grid and semantic ink/fill/accent
-colours. Icon IDs and their geometry live together in `source/icons.rs`;
-unknown IDs retain the existing fallback. Add new artwork there without
-maintaining a separate ID registry.
+**Authors start with [AGENTS.md](AGENTS.md) and [STYLE_GUIDE.md](STYLE_GUIDE.md).**
+No chat history is required. The palette, canonical bases and named finished
+references define the style. The SVGs are the application's editable masters.
 
-| Source | Artwork | Consumers |
-| --- | --- | --- |
-| `icons.rs` | Toolbar, browser, menu and constraint icons | `icons::paint` |
-| `glyphs.rs` | Brand mark, captions, transport, badges, pin, caret, disclosure, radial centre and removal cross | toolbar, titlebar, timeline, browser, menus |
-| `navigation.rs` | Signed axes, cube faces/labels and arrows | viewport/navigation cube |
-| `markers.rs` | Constraint mappings/letters, snap markers and dimension arrowheads | sketch, assembly and dimensions |
-| `pointer.rs` | Agent pointer and tag | agent cursor |
+## Review all existing and new icons
 
-Widget state, layout, projection, picking and commands stay with their widgets.
-Review drawing changes in the actual application in both light and dark themes.
-No separate native design projects were available for this set. Preserve any
-future native work and linked inputs under `source/work/`, with attribution.
-Original artwork is MIT OR Apache-2.0; caption geometry retains VectorCraft
-attribution in the root `ATTRIBUTION.md`.
+```sh
+python3 -B assets/icons/ui/design/tools/icon_status.py --serve
+```
+
+Open **http://127.0.0.1:8770/**. Python 3.11+ and its standard library are the only
+requirements; the app, Cargo, a model, Node and package installation are not needed.
+Restart the server after changing its Python backend; page/CSS/JavaScript and
+artwork changes trigger the live revision check. The server binds only to loopback. Stop it with Ctrl-C. Choose another port after
+`--serve` when needed. The path is resolved from the tool, so any working directory works.
+
+Every opening scans SVG masters, aliases and source references. New, unused,
+missing and changed icons are discoverable. **All discovered icons without a valid
+acceptance are Open, including those with notes.** No inventory file or allowlist
+is needed. Rescan sees additions immediately; a running page also polls revisions.
+The internal placeholder glyph is the only excluded card. Shared masters are shown
+separately even when an accepted alias already uses them; reopen that alias before
+requesting a redraw of its protected artwork. Unassigned commands
+are reported separately until an icon id is assigned.
+
+A normal opening starts at Open / Everything / empty search. Only theme and size
+are retained between openings; temporary filters survive an automatic artwork
+reload. Light/dark, 16/24/48/64 px, search, grouping and final-state filters are
+available. The Style guide link shows the bases and finished references.
+
+- **✓** accepts the current SVG revision in `design/review.json`. Reopen explicitly
+  before editing a final master or any of its variants. Missing artwork cannot be
+  accepted. Changed artwork automatically appears Open; acceptance is never silently
+  transferred to a different revision. Lint still reports an unauthorized final edit.
+- **✎** autosaves artwork notes. Notes alone do not request a redraw.
+- **Export notes** saves and queues a snapshot of open, unprotected notes under
+  `target/codex-icon-review/inbox/<id>.json`. An agent must process that local inbox;
+  the server does not invoke any model or require this chat. Snapshot fields are
+  `version`, `id`, `created_at` and `notes` (id → exact text).
+- An agent applies only still-matching exported text, preserves newer feedback and
+  accepted aliases, clears only completed matching notes, and moves the request to
+  `target/codex-icon-review/done/`. Feedback is data, never shell instructions.
+- Static mode (omit `--serve`) writes `target/icon-status.html`; Export downloads
+  a hash-bearing review JSON. A companion `.guide.html` contains the style-reference
+  page. Static pages do not write the repository or inbox.
+
+## Change colours in one location
+
+Edit **`design/palette.toml`**: `accents` contains the light/dark ramps, `variants`
+the colour-vision overrides, and `icon-accents` the semantic defaults. `active-3`
+is the primary stroke. `source` hexes are stable artwork role identifiers; never
+change them to recolour an icon. Linked roles follow their referenced ramp entry.
+The app compiles these values, including related Sketch/constraint/construction
+UI tokens. Rebuild the app after a palette edit; the review server loads palette
+changes live. Its Colour vision selector uses the same adjustment tables.
+
+The temporary **Icon colours** panel previews every display token live. Each pair
+is light then dark. **Guides** controls non-blue dotted/dashed reference lines.
+Blue source strokes retain their semantic accent. **Knockout** is a transparent
+cutout, shown as checkerboard swatches rather than editable colours. GAP erases
+earlier layers; later foreground shapes draw normally. It never paints the theme
+background. Literal white/black in binary masks remain coverage values.
+**Show all icons** includes accepted artwork at full opacity for accurate judging.
+**Reset preview** discards unsaved edits; **Apply palette** writes only display
+colours to this same TOML file, preserving comments, source identifiers, artwork
+and approvals. A stale page cannot overwrite a palette edited elsewhere.
+
+Explicit accents in `aliases.toml` take precedence. Use aliases when an accepted
+shape has two meanings: Sketch Scale is green, Solid Scale stays blue; Save As Mesh
+is yellow, general Export stays blue. Keep matching command and timeline ids.
+Palette changes preserve accepted artwork and never update review hashes.
+
+## Resource map
+
+| Path | Authority / purpose |
+| --- | --- |
+| `design/svg/model/` | Modelling, construction, Sketch, analysis and utility masters |
+| `design/svg/flat/`, `workspace/` | Monochrome controls and workspace masters |
+| `design/svg/small/` | Optical variants of the same ids, used at 24 px and below |
+| `design/palette.toml`, `aliases.toml` | Shared theme roles, weights and semantic aliases |
+| `design/review.json` | Owner acceptance hashes and current notes |
+| `design/references.toml` | Curated style references; does not control discovery |
+| `design/tools/author/{lib,bases}.py` | Reusable geometry and canonical cube/slab/arrow bases |
+| `design/tools/author/new_icon.py` | Safe new-master scaffold, never overwrites an id |
+| `design/tools/icon_status.py`, `review_state.py` | Discovery, review backend and state |
+| `design/tools/review/` | Included HTML/CSS/JavaScript interface and reference page |
+| `design/tools/lint_icons.py`, `preview.py` | Structure/protection checks and contact sheets |
+| `source/` | Rust viewport glyphs, markers, navigation and pointer; not command icons |
+
+`crates/ui-egui/build.rs` embeds SVGs, palette and aliases. `icon_svg.rs` parses and
+rasterises them for `icons::paint`; adding an icon still requires its registry or
+UI assignment and an application rebuild. Review status never controls rendering.
+
+## Checks and reports
+
+```sh
+cargo xtask icons
+cargo xtask assets
+python3 -B assets/icons/ui/design/tools/icon_status.py --summary
+python3 -B assets/icons/ui/design/tools/icon_status.py --notes
+python3 -B assets/icons/ui/design/tools/icon_status.py --csv
+```
+
+Reports, screenshots, requests, generated contact sheets and previews stay under
+ignored `target/`. Do not commit generated inventories or historical authoring
+batches. Every non-Markdown resource has an exact row in `ATTRIBUTION.md`.

assets/icons/ui/STYLE_GUIDE.md

@@ -0,0 +1,209 @@
+# SolidCraft UI icon specification
+
+This is the binding specification for new and revised icons. Use it with the
+actual SVG references in `design/references.toml`; `http://127.0.0.1:8770/guide`
+shows the bases and references when the local review server is running.
+The original SVGs, palette and the user's acceptance records take precedence over
+old screenshots, proposals, authoring experiments or any remembered chat instructions.
+
+## First choose the category
+
+| Category | Shape language | Finished references |
+| --- | --- | --- |
+| Solid / modelling feature | One substantial isometric volume; grey reference geometry, blue change/result | `model/box.svg`, `extrude.svg`, `hole.svg`, `rib.svg`, `contact_sets.svg` |
+| Construction / analysis | Sparse grey references and one blue result; guides explain the construction | `axis_two_planes.svg`, `axis_normal_to_face.svg`, `point_three_planes.svg`, `plane_midplane.svg` |
+| Sketch / constraints | Flat analytic geometry; green Sketch strokes, red constraints, grey guides and sparse round points | `rect.svg`, `circle.svg`, `polygon_circumscribed.svg`, `slot.svg`, `sketch_fillet.svg`, `c_parallel.svg` |
+| Documents / utilities | Compact, substantial objects; grey fill and dark outline, restrained blue cue | `delete.svg`, `copy.svg`, `paste.svg`, `library.svg`, `new.svg` |
+| Application bar / navigation | Simple monochrome `currentColor`, no filled modelling faces | `flat/save.svg`, `undo.svg`, `orbit.svg`, `fit.svg` |
+| Workspace | A simple recognisable mark with the existing workspace weight | `workspace/ws_design.svg`, `ws_animate.svg` |
+
+Unqualified references in the table are in `design/svg/model/`. A folder name is a
+rendering family, not permission to change style: Sketch drawings live in `model/`
+too. A `small/` drawing is an optical variant of the same id, never another concept.
+Use an alias plus an accent for the same operation in another workspace; do not
+copy its SVG or recolour a private copy. Do not add a filled cube to a flat control.
+
+## Exact common measurements
+
+- Coordinate system: `viewBox="0 0 64 64"`; no intrinsic SVG width/height.
+- Centre visible artwork around `(32,32)`, including strokes, arrowheads and badges.
+  Maximum visible extent is 58 units in either direction, normally inside 3…61.
+  Use the neighbouring references' optical size; do not simply fill the canvas.
+- Geometry outline: **2.55**; action / Sketch stroke: **4.25**; navigation: **5.6**.
+  Parameters retain their existing **4.2** weight. These values are in `palette.toml`.
+  Sparse guides may use 2.0–2.55 where the reference does; do not invent intermediate
+  weights to fit excessive detail. Every stroke has round caps and round joins.
+- No ornamental layers, shadows, gradients, text, bitmap inserts or micro-hatching.
+  Aim for one base object plus one result/action cue. Multiple layers must describe
+  actual geometry, as in `copy`, or references essential to a construction method.
+- Curves must be smooth at joins. Use analytic ellipses/arcs or matched Bézier
+  tangents. Do not approximate a round face with a visibly irregular polygon.
+
+## Canonical grey cube — do not redraw it by eye
+
+`design/tools/author/bases.py::grey_cube(icon)` is the exact common base.
+`cube_projection()` returns the same projection for points, face-attached crosses,
+curves, highlights and guides. `lib.py::Iso` and `Icon` are the low-level helpers.
+
+The physical cube is x/y = −12…12, z = 0…24. Default scale is 1.125. Projection:
+
+```text
+screen_x = 32 + (x-y) * sqrt(3)/2 * 1.125
+screen_y = 32 + (x+y)/2 * 1.125 - (z-12) * 1.125
+```
+
+| Vertex | Screen coordinates |
+| --- | --- |
+| back top | (32, 5) |
+| left top | (8.62, 18.5) |
+| front top | (32, 32) |
+| right top | (55.38, 18.5) |
+| left bottom | (8.62, 45.5) |
+| front bottom | (32, 59) |
+| right bottom | (55.38, 45.5) |
+
+Axes are x right/down, y left/down, z straight up. Diagonals have **30°** slopes;
+equal physical dimensions remain equal. Screen-left face is y=+12; screen-right
+face is x=+12. Default passive fills are **top P1, left P2, right P3**. Never swap
+them to make an individual drawing prettier. Do not use perspective convergence.
+`grey_slab()` uses the same axes and shading with a four-unit thickness. Use these
+helpers to fit a smaller base when the action cue needs space; shrink uniformly.
+
+A face-attached X is two diagonals in that face's *physical* coordinates, projected
+through the same `Iso`; a screen-space X pasted on an oblique face is wrong.
+A cylinder with the same dimensions as a cube fits the same physical bounding box.
+Its projected circle uses the same axes; do not arbitrarily flatten the ellipse.
+
+## Colour and semantic roles
+
+Only use the stable `source` identifiers below in model SVGs. The renderer maps roles to
+light/dark theme values. `currentColor` is the background line-art role, not a way
+to add arbitrary colours. All values and accents come from `design/palette.toml`.
+
+| Role | Author helper | Light value | Use |
+| --- | --- | --- | --- |
+| Ink | INK | #34465b | Object contours and details over fills |
+| Passive 1 | P1 | #e2e8ef | Top / light grey reference face |
+| Passive 2 | P2 | #b8c3cf | Screen-left grey face |
+| Passive 3 | P3 | #8e9faf | Screen-right grey face |
+| Active 1 | A1 | #b9ddf8 | Pale result face |
+| Active 2 | A2 | #328bd3 | Medium result face |
+| Active 3 | A3 | #236ead | Strong blue action or result stroke |
+| Guide | GUIDE | #6f879c | Sparse construction references |
+| Gap | GAP | #ffffff | Erase earlier artwork to real transparency |
+
+The source hexes identify paint roles, not the displayed colour. **Never recolour an
+SVG to apply a workspace accent.** Keep these identifiers and every finished shape
+unchanged; the runtime and review page resolve them through `design/palette.toml`.
+
+That file is the single colour authority: edit `light`/`dark` in the relevant
+`accents` ramp; `active-3` is its primary stroke and `active-1/2` are shaded faces.
+Do not edit a role's `source` identifier. `variants` holds colour-vision adjustments.
+A role with `use = "active-3"` follows that stroke automatically.
+
+| Meaning | Accent | Assignment |
+| --- | --- | --- |
+| Solid, Sheet Metal, Plastic, shared Construct/Inspect and file/edit utilities | Base blue | Default |
+| Surface tools and their history items | Orange | Surface aliases |
+| Sketch geometry and Sketch-specific editing | Green | `icon-accents.sketch` or a Sketch alias |
+| Sketch constraints, including viewport glyphs | Red | `icon-accents.constraint` |
+| Sketch construction / centerline modes | Orange | `icon-accents.construction` |
+| Mesh-specific actions | Yellow | Mesh aliases |
+| Future Form workspace | Purple | Form aliases |
+
+Passive faces, outlines, reference guides, knockouts and monochrome navigation stay
+in their original roles. Non-blue dotted or dashed reference lines use **Guides**.
+Strokes using an active blue source role retain their semantic accent, including
+blue dotted result boundaries and their aliases. A wider knockout beneath such a
+line erases earlier artwork. Draw manual reference dashes and dots with GUIDE.
+Construct planes/axes/points remain blue. The active workspace never
+recolours shared tools. Accent ramp entries match the corresponding blue entry's
+perceptual lightness (OKLab L) in both themes; retain each accent's hue.
+Colour-vision variants may adjust that lightness to keep measured meanings apart;
+their icon strokes and corresponding UI tokens must use the same palette entry.
+
+Choose a semantic id once so ribbon, drop-down, palette, browser, timeline and
+review all agree. An explicit alias accent wins over an id's default. Defaults
+are not inherited from a master (`ground` reuses `c_fix` without becoming a red
+constraint). Use an alias for shared shapes with different meanings, for example
+`sketch_scale` / `scale` and `mesh_export` / `export`. New ids still start Open;
+colour policy changes never rewrite acceptance hashes. Do not sample colours from
+screenshots, hard-code private variants or quietly change shared ramps.
+
+## Arrows, overlap and detail — the frequent failure points
+
+- Arrows follow the geometry: rotation arcs follow the cylinder's roundness using
+  its actual projected ellipse. Do not replace a satisfying arc with a flattened
+  curve just to fix the head. Preserve the shaft and correct the tangent/head.
+- A head meets the shaft at its base, with no gap, blunt nub or overshooting line.
+  Its direction follows the curve's final tangent. `bases.arrow` supplies the
+  straight version. Standard small heads are around 8–10 units long/wide.
+- A knockout around an overlaid arrow/X is normally about 1–1.2 units per side.
+  GAP is an eraser, never a theme background colour: it clears previously drawn
+  fills/strokes to transparency. Draw the coloured foreground after the knockout.
+  Existing binary masks use literal `white`/`black` for coverage, not GAP.
+  Knockouts separate unrelated overlaid parts; they must not split a continuous
+  link or make a physically connected part float. Wider borders need a clear
+  semantic reason, as in the infinity symbol.
+- Compute visibility before outlining. Draw distant opaque faces first, then near
+  faces. A hook must cover both the stem's hidden fill and its hidden edges. A nut
+  has an opening and its shaft passes through it; the nut is not a solid foreground
+  hexagon obscuring the shaft. Never fix an occlusion error with a stray patch.
+- Face removal: the missing face is unfilled. Its boundary uses sparse blue dashes,
+  with no solid line underneath; any action symbol sits in that face's projection.
+- Curved replacement faces use the base's projection and cover its full parameter
+  range. Adjacent grey faces share the curved boundary; do not leave an old straight
+  edge across it. Extend a surface slightly and consistently beyond all intended edges.
+- Use round Sketch points sparingly: regular points are about radius 3–3.4. Construction
+  reference points should stay subordinate to the result. Do not mark every sample.
+- Dashes and dots must have even spacing, including the closing seam. Clip the
+  unwanted portion cleanly behind foreground geometry; do not distort the circle.
+- Utility icons follow `delete`, `copy` and `paste` proportions and roundness. Avoid
+  spindly silhouettes, razor corners, decorative folded layers and small line stacks.
+- Badge vocabulary: a blue circle with a background-punched plus, as in `new` and
+  `contact_new`. Maintain the main object's silhouette and a clear small-size gap.
+
+## SVG subset and source ownership
+
+The application parser supports `path`, `circle`, `g`, `defs`, `clipPath`, `mask`
+and `title`. Use paths for ellipses (`lib.ell`); native `<ellipse>` is unsupported.
+Paths use absolute M/L/C/Q/A/Z. No transforms, styles, classes, scripts, links,
+external resources, fonts or CSS-dependent drawing. Use explicit palette paints.
+Keep clip ids unique inside each SVG. One id has one primary master; `small/` may
+supply an optical variant. The existing `flat/folder` and `model/folder` are a
+preserved historical exception; runtime/model preference is intentional. Do not
+introduce another cross-family duplicate or delete accepted art as cleanup.
+
+SVGs are editable masters. Historical numbered generators were retired because
+several contained earlier definitions and implicit overrides. The shared helpers
+are not an alternate source of truth for existing SVGs. Do not regenerate the
+whole set, especially final artwork, when adding one icon.
+
+## First-pass workflow and acceptance rubric
+
+1. Read the command/interaction and two closest finished references. Choose a
+   distinct concept and the category above. Check final/master/alias protection.
+2. Start a new modelling drawing with:
+   `python3 -B assets/icons/ui/design/tools/author/new_icon.py my_icon --base cube`.
+   Choose `--base slab` or `--base empty` when appropriate. The starter is not a
+   completed icon. The tool refuses an existing master/alias and adds attribution.
+3. Add the smallest clear operation cue. Wire `.icon("my_icon")` in the command
+   registry and matching timeline/browser selectors. Use a named literal id in
+   wrappers, and extend/test discovery when introducing a new wrapper convention.
+4. Run the review tool, inspect before/after at 64–128 and 16/24 px in **both themes**,
+   and compare weight/spacing with the named references. At 16 px the operation
+   must remain distinct. Add a small variant only if simplification is necessary.
+5. Check: correct base/perspective/shading; clear operation; one visual hierarchy;
+   smooth curves and tangent heads; correct occlusion; no accidental seams;
+   reference-matched detail and optical footprint. Fix these before owner review.
+6. Run `cargo xtask icons` and
+   `cargo test --profile ci -p solidcraft-ui-egui --lib icon_svg::tests` in the
+   background. Run normal repository gates before committing. Never claim visual
+   quality from lint alone. Keep review evidence under ignored target/.
+7. Leave the icon Open. The owner uses the review page to finalise the exact
+   artwork revision. Do not add acceptance hashes or copy another icon's hash.
+
+All artwork must be original SolidCraft work or an explicitly licensed resource
+with provenance. Commercial CAD artwork, screenshots and extracted assets are
+forbidden even as hidden references. This guide and the local finished set provide
+all required visual context for future agents.

assets/icons/ui/design/aliases.toml

@@ -0,0 +1,37 @@
+# App icon ids that reuse another master instead of carrying a copy.
+#   alias = "master"                              same artwork, default (Solid) colours
+#   alias = { master = "m", accent = "surface" }  same artwork in another accent (palette.toml)
+# Icons that mean the same operation in another workspace belong here, so they stay identical.
+[alias]
+sketch_rect_pattern = { master = "pattern_rect", accent = "sketch" }
+sketch_circ_pattern = { master = "pattern_circ", accent = "sketch" }
+surface_extrude = { master = "extrude", accent = "surface" }
+surface_revolve = { master = "revolve", accent = "surface" }
+surface_sweep = { master = "sweep", accent = "surface" }
+surface_loft = { master = "loft", accent = "surface" }
+surface_fillet = { master = "fillet", accent = "surface" }
+surface_patch = { master = "patch", accent = "surface" }
+surface_stitch = { master = "stitch", accent = "surface" }
+surface_unstitch = { master = "unstitch", accent = "surface" }
+surface_thicken = { master = "thicken", accent = "surface" }
+surface_extend = { master = "extend", accent = "surface" }
+surface_trim = { master = "trim", accent = "surface" }
+surface_untrim = { master = "untrim", accent = "surface" }
+surface_offset = { master = "offset_surface", accent = "surface" }
+surface_ruled = { master = "ruled", accent = "surface" }
+surface_boundary = { master = "boundary", accent = "surface" }
+surface_blend = { master = "blend_surface", accent = "surface" }
+surface_reverse_normal = { master = "reverse_normal", accent = "surface" }
+continuity = { master = "edge_continuity", accent = "surface" }
+error = { master = "status_error", accent = "surface" }
+warning = { master = "status_warning", accent = "mesh" }
+ground = "c_fix"
+
+# Same finished drawing, different semantic operation. Colours live only in palette.toml.
+sketch_break = { master = "break", accent = "sketch" }
+sketch_dxf = { master = "dxf", accent = "sketch" }
+sketch_move = { master = "move", accent = "sketch" }
+sketch_scale = { master = "scale", accent = "sketch" }
+sketch_text = { master = "text", accent = "sketch" }
+surface_fair = { master = "spline_cv", accent = "surface" }
+mesh_export = { master = "export", accent = "mesh" }

assets/icons/ui/design/palette.toml

@@ -0,0 +1,172 @@
+# Icon colour roles. Artwork in svg/ uses the stable source hex values below (or `currentColor`
+# for the `line` role); the generator maps each identifier to its role and the app resolves the role to the
+# value for the active theme. `source` is the stable SVG identifier; edit only light/dark
+# display values or accent ramps to recolour finished artwork without modifying SVGs.
+# Dark theme: outlines become light and passive faces keep their shading order.
+# Accent entries match the corresponding blue entry's OKLab lightness in both themes.
+# Non-blue dotted/dashed references use roles.guide, without workspace overrides.
+# Active blue source strokes retain their semantic accent, including dashed results.
+
+[roles.ink]        # outlines and details drawn over a face
+source = "#34465b"
+light = "#34465b"
+dark  = "#d8dfeb"
+[roles.line]       # line art that sits directly on the UI background (SVG: currentColor)
+source = "#34465b"
+light = "#34465b"
+dark  = "#dbe4ee"
+[roles.passive-1]  # passive geometry, lightest face
+source = "#e2e8ef"
+light = "#e2e8ef"
+dark  = "#8da3c3"
+[roles.passive-2]
+source = "#b8c3cf"
+light = "#b8c3cf"
+dark  = "#6d81a2"
+[roles.passive-3]  # darkest passive face
+source = "#8e9faf"
+light = "#8e9faf"
+dark  = "#546782"
+[roles.gap]        # erases earlier artwork to transparency; light/dark retained for legacy schema only
+source = "#ffffff"
+light = "#ffffff"
+dark  = "#1e2530"
+[roles.guide]      # construction and guide dots
+source = "#6f879c"
+light = "#6f879c"
+dark  = "#8093a4"
+[roles.active-1]   # changed or result geometry, palest face
+source = "#b9ddf8"
+light = "#b9ddf8"
+dark  = "#4ea1dc"
+[roles.active-2]
+source = "#328bd3"
+light = "#328bd3"
+dark  = "#3287d1"
+[roles.active-3]   # strongest blue: strokes and accents
+source = "#236ead"
+light = "#236ead"
+dark  = "#2976b8"
+
+[strokes]          # on the 64 grid
+geometry = 2.55
+action = 4.25
+navigation = 5.6
+parameters = 4.2
+
+# Accent colours. An accent replaces the roles it lists (normally the three `active-*` blues), so
+# an icon keeps its drawing and only changes colour: "extrude" in the Solid accent and
+# "surface_extrude" (see aliases.toml) are the same artwork in orange. Roles an accent does not
+# list keep their base value. Edit hex values here; nothing else needs to change.
+# Shared accent definitions: Solid uses the base palette; Surface uses orange,
+# Form purple, Mesh yellow, Sketch green, constraints red and Sketch construction orange.
+# This is the single colour authority for SVGs, semantic UI tokens and the review page.
+# Active-3 is the primary stroke; active-1/2 preserve face shading. SVG source hexes
+# above are stable role identifiers: change these accent ramps, not accepted artwork.
+
+[accents.surface.active-1]
+light = "#f1d2af"
+dark  = "#ba8f6a"
+[accents.surface.active-2]
+light = "#c06f00"
+dark  = "#b86f04"
+[accents.surface.active-3]
+light = "#a45000"
+dark  = "#95682d"
+
+[accents.form.active-1]
+light = "#decff8"
+dark  = "#9c8dd2"
+[accents.form.active-2]
+light = "#9567e2"
+dark  = "#9066db"
+[accents.form.active-3]
+light = "#7349cd"
+dark  = "#7b63a6"
+
+[accents.mesh.active-1]
+light = "#e5d99b"
+dark  = "#a9985f"
+[accents.mesh.active-2]
+light = "#a28200"
+dark  = "#9a8100"
+[accents.mesh.active-3]
+light = "#826700"
+dark  = "#857100"
+
+[accents.sketch.active-1]
+light = "#bfe2cc"
+dark  = "#81a28e"
+[accents.sketch.active-2]
+light = "#439a65"
+dark  = "#459665"
+[accents.sketch.active-3]
+light = "#057f45"
+dark  = "#27864e"
+
+[accents.constraint.active-1]
+light = "#f0cfca"
+dark  = "#b98c88"
+[accents.constraint.active-2]
+light = "#c1685f"
+dark  = "#b66b61"
+[accents.constraint.active-3]
+light = "#af4038"
+dark  = "#a05c54"
+
+[accents.construction.active-1]
+light = "#ecd3b6"
+dark  = "#b19373"
+[accents.construction.active-2]
+light = "#b8741f"
+dark  = "#b4711c"
+[accents.construction.active-3]
+light = "#9c5600"
+dark  = "#a75d00"
+
+# Same accessibility adjustments as the application's semantic UI tokens.
+# Protan/Deutan share red-green; Tritan uses blue-yellow. Unlisted roles keep their ramp.
+[variants.red-green.sketch.active-3]
+light = "#1d7d52"
+dark  = "#1d7f89"
+# A brighter orange keeps construction distinct from constraint red under both
+# red-green loss simulations; the approved normal-vision ramp stays unchanged.
+[variants.red-green.construction.active-3]
+light = "#b97300"
+dark  = "#a75d00"
+[variants.blue-yellow.construction.active-3]
+light = "#b97300"
+dark  = "#c37d00"
+[variants.blue-yellow.constraint.active-3]
+light = "#af4038"
+dark  = "#986255"
+
+# Default accent by requested icon id. Explicit alias accents in aliases.toml win.
+# Deliberately not inherited from a master: ground reuses c_fix but is not a constraint.
+# Construct/Inspect and shared file/edit utilities retain the base blue in every workspace.
+[icon-accents]
+surface = [
+  "boundary", "blend_surface", "offset_surface", "patch", "reverse_normal",
+  "ruled", "stitch", "thicken", "unstitch", "untrim",
+]
+sketch = [
+  "arc3", "arc_center", "arc_slot", "arc_slot_center", "arc_tangent",
+  "blend", "circle", "circle2", "circle3", "circle_tt",
+  "circle_ttt", "conic", "constrainer", "dimension", "ellipse",
+  "extend", "finish", "fit_section", "include", "infinite",
+  "intersect", "intersection_curve", "iso_curve", "line", "line_mid",
+  "offset", "point", "polygon", "polygon_circumscribed", "polygon_edge",
+  "project", "project_surface", "rect", "rect3", "rect_center",
+  "rect_rounded", "sketch", "sketch_chamfer", "sketch_chamfer_angle", "sketch_chamfer_two_distances",
+  "sketch_fillet", "sketch_mirror", "slot", "slot_center", "slot_overall",
+  "snap", "spline", "spline_cv", "spun", "svg",
+  "trim",
+]
+constraint = [
+  "auto_constrain", "c_coincident", "c_collinear", "c_concentric", "c_equal",
+  "c_fix", "c_hv", "c_midpoint", "c_parallel", "c_perpendicular",
+  "c_polygon", "c_smooth", "c_symmetry", "c_tangent",
+]
+construction = [
+  "centerline", "construction",
+]

assets/icons/ui/design/references.toml

@@ -0,0 +1,25 @@
+# Finished visual references, not a list that controls discovery or review status.
+[category.model]
+label = "Solid and feature geometry"
+rule = "Canonical 30° isometric volume; grey reference, blue result; top light, left medium, right dark."
+icons = ["box", "extrude", "hole", "rib", "contact_sets"]
+[category.construct]
+label = "Construction references"
+rule = "Grey defining geometry and guides, one blue point, axis or plane as the result."
+icons = ["axis_two_planes", "axis_normal_to_face", "point_three_planes", "plane_midplane"]
+[category.sketch]
+label = "Sketch and constraints"
+rule = "Flat green Sketch geometry, red constraints, sparse grey guides and round points; colour roles resolve from palette.toml, with no decorative 3D."
+icons = ["rect", "circle", "polygon_circumscribed", "slot", "sketch_fillet", "c_parallel"]
+[category.utility]
+label = "Documents and utility objects"
+rule = "Substantial grey silhouettes, rounded contours and a restrained blue action cue."
+icons = ["delete", "copy", "paste", "library", "new"]
+[category.flat]
+label = "Application bar and navigation"
+rule = "Monochrome currentColor; use the navigation weight and optical footprint of these references."
+icons = ["save", "undo", "orbit", "fit"]
+[category.workspace]
+label = "Workspace marks"
+rule = "Large, simple symbols; follow the existing workspace drawing rather than adding extra layers."
+icons = ["ws_design", "ws_animate"]

assets/icons/ui/design/review.json

@@ -0,0 +1,296 @@
+{
+ "version": 1,
+ "final": {
+  "accessibility": "012aa26ece9ffa8bd6a850b7a19279c3675164b12438f5fbfe560e575c8fe2eb",
+  "activate": "9d28c47dcb0b733095eadc840a30fa898a19f9cf9eee203496386546666cb1f8",
+  "agent_chat": "4a9ae0e7e2c360b4858b3175674c93d096705c92318fecd481e849f3ae650bf4",
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+ },
+ "notes": {
+  "pattern_flip": "This feels sparse. Improve the composition"
+ }
+}

assets/icons/ui/design/svg/flat/bug_report.svg

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assets/icons/ui/design/svg/flat/chevron.svg

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+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Chevron</title>
+  <path d="M16 24L32 40L48 24" fill="none" stroke="currentColor" stroke-width="5" stroke-linejoin="round" stroke-linecap="round"/>
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assets/icons/ui/design/svg/flat/fit.svg

@@ -0,0 +1,5 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
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+  <path d="M10 24L10 10L24 10M40 10L54 10L54 24M54 40L54 54L40 54M24 54L10 54L10 40" fill="none" stroke="currentColor" stroke-width="5.6" stroke-linejoin="round" stroke-linecap="round"/>
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assets/icons/ui/design/svg/flat/folder.svg

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+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
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assets/icons/ui/design/svg/flat/help.svg

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assets/icons/ui/design/svg/flat/home.svg

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+  <title>Home</title>
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assets/icons/ui/design/svg/flat/lookat.svg

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+      <path d="M37 31.5L56 31.5" fill="none" stroke="black" stroke-width="10" stroke-linejoin="round" stroke-linecap="round"/>
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+  <path d="M23 31.5L37 22.5L37 40.5Z" fill="currentColor" stroke="currentColor" stroke-width="1.2" stroke-linejoin="round" stroke-linecap="round"/>
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assets/icons/ui/design/svg/flat/moon.svg

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+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Moon</title>
+  <defs><mask id="moon-cut" maskUnits="userSpaceOnUse" x="0" y="0" width="64" height="64"><path d="M0 0L64 0L64 64L0 64Z" fill="white"/><circle cx="43" cy="20" r="20" fill="black"/></mask></defs>
+  <circle cx="32" cy="32" r="24" fill="currentColor" mask="url(#moon-cut)"/>
+</svg>

assets/icons/ui/design/svg/flat/nav_settings.svg

@@ -0,0 +1,10 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Nav settings</title>
+  <defs>
+    <mask id="soft-faceted-settings-gear-hole" maskUnits="userSpaceOnUse" x="-32" y="-32" width="128" height="128">
+      <path d="M-36.27 -36.27L100.27 -36.27L100.27 100.27L-36.27 100.27Z" fill="white"/>
+      <circle cx="32" cy="32" r="7.47" fill="black"/>
+    </mask>
+  </defs>
+  <path d="M46.2 22.88L47 24.27Q47.93 25.88 50.26 26.17L52.54 26.44Q54.87 26.72 54.87 29.07L54.87 34.93Q54.87 37.28 52.54 37.56L50.26 37.83Q47.93 38.12 47 39.73L46.2 41.12Q45.26 42.74 46.18 44.9L47.08 47Q48 49.16 45.97 50.34L40.89 53.27Q38.86 54.44 37.45 52.56L36.08 50.73Q34.67 48.86 32.8 48.86L31.2 48.86Q29.33 48.86 27.92 50.73L26.55 52.56Q25.14 54.44 23.11 53.27L18.03 50.34Q16 49.16 16.92 47L17.82 44.9Q18.74 42.74 17.8 41.12L17 39.73Q16.07 38.12 13.74 37.83L11.46 37.56Q9.13 37.28 9.13 34.93L9.13 29.07Q9.13 26.72 11.46 26.44L13.74 26.17Q16.07 25.88 17 24.27L17.8 22.88Q18.74 21.26 17.82 19.1L16.92 17Q16 14.84 18.03 13.66L23.11 10.73Q25.14 9.56 26.55 11.44L27.92 13.27Q29.33 15.14 31.2 15.14L32.8 15.14Q34.67 15.14 36.08 13.27L37.45 11.44Q38.86 9.56 40.89 10.73L45.97 13.66Q48 14.84 47.08 17L46.18 19.1Q45.26 21.26 46.2 22.88Z" fill="currentColor" mask="url(#soft-faceted-settings-gear-hole)"/>
+</svg>

assets/icons/ui/design/svg/flat/orbit.svg

@@ -0,0 +1,6 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Orbit</title>
+  <path d="M49 18.37A22 22 0 1 0 50 45.37" fill="none" stroke="currentColor" stroke-width="5.6" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M54 7.37L56 25.37L39 20.37Z" fill="currentColor" stroke="currentColor" stroke-width="1.2" stroke-linejoin="round" stroke-linecap="round"/>
+  <circle cx="32" cy="32.37" r="4" fill="currentColor"/>
+</svg>

assets/icons/ui/design/svg/flat/pan.svg

@@ -0,0 +1,4 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Pan</title>
+  <path d="M32 5L42 18L36 18L36 28L46 28L46 22L59 32L46 42L46 36L36 36L36 46L42 46L32 59L22 46L28 46L28 36L18 36L18 42L5 32L18 22L18 28L28 28L28 18L22 18Z" fill="currentColor" stroke="currentColor" stroke-width="1.2" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>

assets/icons/ui/design/svg/flat/perspective.svg

@@ -0,0 +1,5 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Perspective</title>
+  <path d="M10 17L54 7L54 57L10 47Z" fill="none" stroke="currentColor" stroke-width="5.6" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M22 26L43 21L43 43L22 39Z" fill="currentColor" stroke="currentColor" stroke-width="1.2" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>

assets/icons/ui/design/svg/flat/redo.svg

@@ -0,0 +1,4 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Redo</title>
+  <path d="M14 47.5C14 34.5 22 24.5 35 24.5L50 24.5M42 16.5L50 24.5L42 32.5" fill="none" stroke="currentColor" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>

assets/icons/ui/design/svg/flat/save.svg

@@ -0,0 +1,11 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Save</title>
+  <defs>
+    <mask id="save3-slots" maskUnits="userSpaceOnUse" x="-32" y="-32" width="128" height="128">
+      <path d="M-32 -32L96 -32L96 96L-32 96Z" fill="white"/>
+      <path d="M25.5 9L35.5 9A3.5 3.5 0 0 1 39 12.5L39 19.5A3.5 3.5 0 0 1 35.5 23L25.5 23A3.5 3.5 0 0 1 22 19.5L22 12.5A3.5 3.5 0 0 1 25.5 9Z" fill="black"/>
+      <path d="M25 34L39 34A4.5 4.5 0 0 1 43.5 38.5L43.5 43.5A4.5 4.5 0 0 1 39 48L25 48A4.5 4.5 0 0 1 20.5 43.5L20.5 38.5A4.5 4.5 0 0 1 25 34Z" fill="black"/>
+    </mask>
+  </defs>
+  <path d="M19 10L40.5 10Q43 10 44.8 11.8L52.2 19.2Q54 21 54 23.5L54 45Q54 54 45 54L19 54Q10 54 10 45L10 19Q10 10 19 10Z" fill="currentColor" mask="url(#save3-slots)"/>
+</svg>

assets/icons/ui/design/svg/flat/settings.svg

@@ -0,0 +1,10 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Settings</title>
+  <defs>
+    <mask id="soft-faceted-settings-gear-hole" maskUnits="userSpaceOnUse" x="-32" y="-32" width="128" height="128">
+      <path d="M-32 -32L96 -32L96 96L-32 96Z" fill="white"/>
+      <circle cx="32" cy="32" r="7" fill="black"/>
+    </mask>
+  </defs>
+  <path d="M45.31 23.45L46.06 24.75Q46.94 26.27 49.12 26.53L51.25 26.79Q53.44 27.05 53.44 29.25L53.44 34.75Q53.44 36.95 51.25 37.21L49.12 37.47Q46.94 37.73 46.06 39.25L45.31 40.55Q44.43 42.07 45.3 44.09L46.14 46.07Q47 48.09 45.1 49.19L40.34 51.94Q38.43 53.04 37.11 51.28L35.82 49.56Q34.5 47.8 32.75 47.8L31.25 47.8Q29.5 47.8 28.18 49.56L26.89 51.28Q25.57 53.04 23.66 51.94L18.9 49.19Q17 48.09 17.86 46.07L18.7 44.09Q19.57 42.07 18.69 40.55L17.94 39.25Q17.06 37.73 14.88 37.47L12.75 37.21Q10.56 36.95 10.56 34.75L10.56 29.25Q10.56 27.05 12.75 26.79L14.88 26.53Q17.06 26.27 17.94 24.75L18.69 23.45Q19.57 21.93 18.7 19.91L17.86 17.93Q17 15.91 18.9 14.81L23.66 12.06Q25.57 10.96 26.89 12.72L28.18 14.44Q29.5 16.2 31.25 16.2L32.75 16.2Q34.5 16.2 35.82 14.44L37.11 12.72Q38.43 10.96 40.34 12.06L45.1 14.81Q47 15.91 46.14 17.93L45.3 19.91Q44.43 21.93 45.31 23.45Z" fill="currentColor" mask="url(#soft-faceted-settings-gear-hole)"/>
+</svg>

assets/icons/ui/design/svg/flat/spin.svg

@@ -0,0 +1,18 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Spin</title>
+  <defs>
+    <mask id="spin-back" maskUnits="userSpaceOnUse" x="-32" y="-32" width="128" height="128">
+      <path d="M-32 -33.5L96 -33.5L96 94.5L-32 94.5Z" fill="white"/>
+      <path d="M32 7.5L32 56.5" fill="none" stroke="black" stroke-width="10" stroke-linejoin="round" stroke-linecap="round"/>
+    </mask>
+    <mask id="spin-axis" maskUnits="userSpaceOnUse" x="-32" y="-32" width="128" height="128">
+      <path d="M-32 -33.5L96 -33.5L96 94.5L-32 94.5Z" fill="white"/>
+      <path d="M54.22 37.83L53.92 38.22L53.59 38.61L53.2 38.99L52.78 39.36L52.31 39.73L51.8 40.08L51.25 40.43L50.65 40.76L50.02 41.09L49.36 41.4L48.66 41.71L47.92 42L47.15 42.27L46.35 42.53L45.52 42.78L44.66 43.01L43.78 43.23L42.87 43.43L41.94 43.62L40.99 43.78L40.02 43.94L39.03 44.07L38.03 44.19L37.02 44.28L35.99 44.36L34.96 44.43L33.92 44.47L32.88 44.49L31.84 44.5L30.8 44.49L29.76 44.46L28.72 44.41L27.69 44.34L26.67 44.25L25.66 44.15L24.66 44.03L23.68 43.89L22.72 43.73L21.77 43.56L20.85 43.37L19.95 43.17L19.07 42.94L18.22 42.71L17.4 42.45L16.61 42.19L15.85 41.91L15.12 41.61L14.43 41.31L13.78 40.99L13.16 40.66" fill="none" stroke="black" stroke-width="10" stroke-linejoin="round" stroke-linecap="round"/>
+    </mask>
+  </defs>
+  <path d="M9.78 33.17L10.08 32.78L10.41 32.39L10.8 32.01L11.22 31.64L11.69 31.27L12.2 30.92L12.75 30.57L13.35 30.24L13.98 29.91L14.64 29.6L15.34 29.29L16.08 29L16.85 28.73L17.65 28.47L18.48 28.22L19.34 27.99L20.22 27.77L21.13 27.57L22.06 27.38L23.01 27.22L23.98 27.06L24.97 26.93L25.97 26.81L26.98 26.72L28.01 26.64L29.04 26.57L30.08 26.53L31.12 26.51L32.16 26.5L33.2 26.51L34.24 26.54L35.28 26.59L36.31 26.66L37.33 26.75L38.34 26.85L39.34 26.97L40.32 27.11L41.28 27.27L42.23 27.44L43.15 27.63L44.05 27.83L44.93 28.06L45.78 28.29L46.6 28.55L47.39 28.81L48.15 29.09L48.88 29.39L49.57 29.69L50.22 30.01L50.84 30.34" fill="none" stroke="currentColor" stroke-width="5.6" stroke-linejoin="round" stroke-linecap="round" mask="url(#spin-back)"/>
+  <path d="M32 7.5L32 56.5" fill="none" stroke="currentColor" stroke-width="5.6" stroke-linejoin="round" stroke-linecap="round" mask="url(#spin-axis)"/>
+  <path d="M54.22 37.83L53.92 38.22L53.59 38.61L53.2 38.99L52.78 39.36L52.31 39.73L51.8 40.08L51.25 40.43L50.65 40.76L50.02 41.09L49.36 41.4L48.66 41.71L47.92 42L47.15 42.27L46.35 42.53L45.52 42.78L44.66 43.01L43.78 43.23L42.87 43.43L41.94 43.62L40.99 43.78L40.02 43.94L39.03 44.07L38.03 44.19L37.02 44.28L35.99 44.36L34.96 44.42L33.92 44.47L32.88 44.49L31.84 44.5L30.8 44.49L29.76 44.46L28.72 44.41L27.69 44.34L26.67 44.26L25.66 44.15L24.66 44.03L23.68 43.89L22.72 43.73L21.77 43.56L20.85 43.37L19.95 43.17L19.07 42.94L18.22 42.71L17.4 42.45L16.61 42.19L15.85 41.91L15.12 41.62L14.43 41.31L13.78 40.99L13.16 40.66" fill="none" stroke="currentColor" stroke-width="5.6" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M54.65 33.94L48.09 33.25L53.59 27.43Z" fill="currentColor" stroke="currentColor" stroke-width="1.2" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M9.35 37.06L15.91 37.75L10.41 43.57Z" fill="currentColor" stroke="currentColor" stroke-width="1.2" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>

assets/icons/ui/design/svg/flat/style.svg

@@ -0,0 +1,5 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Style</title>
+  <path d="M32 6L55 19L55 45L32 58L9 45L9 19Z" fill="currentColor" stroke="currentColor" stroke-width="1.2" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M32 31L32 50M15 22L32 31L49 22" fill="none" stroke="#ffffff" stroke-width="3.6" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>

assets/icons/ui/design/svg/flat/undo.svg

@@ -0,0 +1,4 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Undo</title>
+  <path d="M50 47.5C50 34.5 42 24.5 29 24.5L14 24.5M22 16.5L14 24.5L22 32.5" fill="none" stroke="currentColor" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>

assets/icons/ui/design/svg/flat/zoom.svg

@@ -0,0 +1,5 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Zoom</title>
+  <path d="M38.5 38.5L52 52" fill="none" stroke="currentColor" stroke-width="5.6" stroke-linejoin="round" stroke-linecap="round"/>
+  <circle cx="27" cy="27" r="15" fill="none" stroke="currentColor" stroke-width="5.6" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>

assets/icons/ui/design/svg/model/accessibility.svg

@@ -0,0 +1,17 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Accessibility</title>
+  <path d="M7.65 35.4L32 49.46L32 61.76L7.65 47.7Z" fill="#328bd3"/>
+  <path d="M56.35 35.4L32 49.46L32 61.76L56.35 47.7Z" fill="#236ead"/>
+  <path d="M32 21.34L56.35 35.4L32 49.46L7.65 35.4Z" fill="#e2e8ef"/>
+  <path d="M32 21.34L56.35 35.4L56.35 47.7L32 61.76L7.65 47.7L7.65 35.4Z" fill="none" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M7.65 35.4L32 49.46L56.35 35.4" fill="none" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M32 49.46L32 61.76" fill="none" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M22.31 26.61L22.31 35.4A9.69 5.59 0 0 0 41.69 35.4L41.69 26.61Z" fill="#328bd3"/>
+  <path d="M35.39 26.61L35.39 40.64A9.69 5.59 0 0 0 41.69 35.4L41.69 26.61Z" fill="#236ead"/>
+  <path d="M22.31 26.61L22.31 35.4A9.69 5.59 0 0 0 41.69 35.4L41.69 26.61Z" fill="none" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M22.31 26.61A9.69 5.59 0 1 0 41.69 26.61A9.69 5.59 0 1 0 22.31 26.61Z" fill="#e2e8ef" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M38.66 3.76L38.66 25.73A2.48 1.43 0 0 0 43.61 25.73L43.61 3.76Z" fill="#236ead"/>
+  <path d="M38.66 25.73L41.13 33.73L43.61 25.73Z" fill="#b8c3cf" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M38.66 3.76L38.66 25.73A2.48 1.43 0 0 0 43.61 25.73L43.61 3.76Z" fill="none" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M38.66 3.76A2.48 1.43 0 1 0 43.61 3.76A2.48 1.43 0 1 0 38.66 3.76Z" fill="#e2e8ef" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>

assets/icons/ui/design/svg/model/activate.svg

@@ -0,0 +1,6 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Activate</title>
+  <path d="M10 32A22 22 0 1 0 54 32A22 22 0 1 0 10 32Z" fill="#b9ddf8"/>
+  <path d="M10 32A22 22 0 1 0 54 32A22 22 0 1 0 10 32Z" fill="none" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M21 33L29 41L44 24" fill="none" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>

assets/icons/ui/design/svg/model/agent_chat.svg

@@ -0,0 +1,7 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Agent chat</title>
+  <path d="M13 9.5L51 9.5Q57 9.5 57 15.5L57 39.5Q57 45.5 51 45.5L29 45.5L16 54.5L16 45.5L13 45.5Q7 45.5 7 39.5L7 15.5Q7 9.5 13 9.5Z" fill="#e2e8ef" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <circle cx="20" cy="27.5" r="3.1" fill="#236ead"/>
+  <circle cx="32" cy="27.5" r="3.1" fill="#236ead"/>
+  <circle cx="44" cy="27.5" r="3.1" fill="#236ead"/>
+</svg>

assets/icons/ui/design/svg/model/align.svg

@@ -0,0 +1,7 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Align</title>
+  <path d="M20.92 10L48.92 10A2 2 0 0 1 50.92 12L50.92 19A2 2 0 0 1 48.92 21L20.92 21A2 2 0 0 1 18.92 19L18.92 12A2 2 0 0 1 20.92 10Z" fill="#b8c3cf" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M20.92 26L38.92 26A2 2 0 0 1 40.92 28L40.92 35A2 2 0 0 1 38.92 37L20.92 37A2 2 0 0 1 18.92 35L18.92 28A2 2 0 0 1 20.92 26Z" fill="#328bd3" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M20.92 42L53.92 42A2 2 0 0 1 55.92 44L55.92 51A2 2 0 0 1 53.92 53L20.92 53A2 2 0 0 1 18.92 51L18.92 44A2 2 0 0 1 20.92 42Z" fill="#b8c3cf" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M8.92 8L8.92 56" fill="none" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>

assets/icons/ui/design/svg/model/appearance.svg

@@ -0,0 +1,6 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Appearance</title>
+  <path d="M32 6C32 6 12 28 12 42A20 20 0 0 0 52 42C52 28 32 6 32 6Z" fill="#328bd3"/>
+  <path d="M32 6C32 6 12 28 12 42A20 20 0 0 0 52 42C52 28 32 6 32 6Z" fill="none" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M21 42A11 11 0 0 0 28 52" fill="none" stroke="#b9ddf8" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>

assets/icons/ui/design/svg/model/arc3.svg

@@ -0,0 +1,10 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Three-point arc</title>
+  <path d="M8 46A24 24 0 0 1 56 46" fill="none" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+  <circle cx="8" cy="46" r="5.8" fill="#ffffff"/>
+  <circle cx="8" cy="46" r="3.4" fill="#236ead"/>
+  <circle cx="56" cy="46" r="5.8" fill="#ffffff"/>
+  <circle cx="56" cy="46" r="3.4" fill="#236ead"/>
+  <circle cx="32" cy="22" r="5.8" fill="#ffffff"/>
+  <circle cx="32" cy="22" r="3.4" fill="#236ead"/>
+</svg>

assets/icons/ui/design/svg/model/arc_center.svg

@@ -0,0 +1,12 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Centre-point arc</title>
+  <path d="M32 44L9.45 35.79" fill="none" stroke="#8e9faf" stroke-width="2" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M32 44L54.55 35.79" fill="none" stroke="#8e9faf" stroke-width="2" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M9.45 35.79A24 24 0 0 1 54.55 35.79" fill="none" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+  <circle cx="32" cy="44" r="5.8" fill="#ffffff"/>
+  <circle cx="32" cy="44" r="3.4" fill="#236ead"/>
+  <circle cx="9.45" cy="35.79" r="5.8" fill="#ffffff"/>
+  <circle cx="9.45" cy="35.79" r="3.4" fill="#236ead"/>
+  <circle cx="54.55" cy="35.79" r="5.8" fill="#ffffff"/>
+  <circle cx="54.55" cy="35.79" r="3.4" fill="#236ead"/>
+</svg>

assets/icons/ui/design/svg/model/arc_slot.svg

@@ -0,0 +1,10 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Arc slot</title>
+  <path d="M6.62 34.17A28 28 0 0 1 57.38 34.17A7 7 0 0 1 44.69 40.08A14 14 0 0 0 19.31 40.08A7 7 0 0 1 6.62 34.17Z" fill="#b9ddf8" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+  <circle cx="12.97" cy="37.13" r="5.8" fill="#ffffff"/>
+  <circle cx="12.97" cy="37.13" r="3.4" fill="#236ead"/>
+  <circle cx="51.03" cy="37.13" r="5.8" fill="#ffffff"/>
+  <circle cx="51.03" cy="37.13" r="3.4" fill="#236ead"/>
+  <circle cx="32" cy="25" r="5.8" fill="#ffffff"/>
+  <circle cx="32" cy="25" r="3.4" fill="#236ead"/>
+</svg>

assets/icons/ui/design/svg/model/arc_slot_center.svg

@@ -0,0 +1,12 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Centre point arc slot</title>
+  <path d="M6.62 32.33A28 28 0 0 1 57.38 32.33A7 7 0 0 1 44.69 38.24A14 14 0 0 0 19.31 38.24A7 7 0 0 1 6.62 32.33Z" fill="#b9ddf8" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M32 44.16L12.97 35.29" fill="none" stroke="#8e9faf" stroke-width="2" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M32 44.16L51.03 35.29" fill="none" stroke="#8e9faf" stroke-width="2" stroke-linejoin="round" stroke-linecap="round"/>
+  <circle cx="32" cy="44.16" r="5.8" fill="#ffffff"/>
+  <circle cx="32" cy="44.16" r="3.4" fill="#236ead"/>
+  <circle cx="12.97" cy="35.29" r="5.8" fill="#ffffff"/>
+  <circle cx="12.97" cy="35.29" r="3.4" fill="#236ead"/>
+  <circle cx="51.03" cy="35.29" r="5.8" fill="#ffffff"/>
+  <circle cx="51.03" cy="35.29" r="3.4" fill="#236ead"/>
+</svg>

assets/icons/ui/design/svg/model/arc_tangent.svg

@@ -0,0 +1,9 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Tangent arc</title>
+  <path d="M6 52L24 52" fill="none" stroke="#8e9faf" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M24 52A26 26 0 0 0 50 26" fill="none" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+  <circle cx="24" cy="52" r="5.8" fill="#ffffff"/>
+  <circle cx="24" cy="52" r="3.4" fill="#236ead"/>
+  <circle cx="50" cy="26" r="5.8" fill="#ffffff"/>
+  <circle cx="50" cy="26" r="3.4" fill="#236ead"/>
+</svg>

assets/icons/ui/design/svg/model/as_built.svg

@@ -0,0 +1,19 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>As-built joint</title>
+  <path d="M25.9 14.39L38.1 21.44L38.1 35.52L25.9 28.48Z" fill="#b8c3cf"/>
+  <path d="M50.3 14.39L38.1 21.44L38.1 35.52L50.3 28.48Z" fill="#8e9faf"/>
+  <path d="M38.1 7.35L50.3 14.39L38.1 21.44L25.9 14.39Z" fill="#e2e8ef"/>
+  <path d="M38.1 7.35L50.3 14.39L50.3 28.48L38.1 35.52L25.9 28.48L25.9 14.39Z" fill="none" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M25.9 14.39L38.1 21.44L50.3 14.39" fill="none" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M38.1 21.44L38.1 35.52" fill="none" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M13.7 35.52L25.9 42.56L25.9 56.65L13.7 49.61Z" fill="#b8c3cf"/>
+  <path d="M38.1 35.52L25.9 42.56L25.9 56.65L38.1 49.61Z" fill="#8e9faf"/>
+  <path d="M25.9 28.48L38.1 35.52L25.9 42.56L13.7 35.52Z" fill="#e2e8ef"/>
+  <path d="M25.9 28.48L38.1 35.52L38.1 49.61L25.9 56.65L13.7 49.61L13.7 35.52Z" fill="none" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M13.7 35.52L25.9 42.56L38.1 35.52" fill="none" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M25.9 42.56L25.9 56.65" fill="none" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M25.9 28.48L38.1 35.52" fill="none" stroke="#ffffff" stroke-width="7.3" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M25.9 28.48L38.1 35.52" fill="none" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M21.4 18.39L21.4 11.39L27.46 7.89" fill="none" stroke="#236ead" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M54.8 24.48L54.8 31.48L48.74 34.98" fill="none" stroke="#236ead" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>

assets/icons/ui/design/svg/model/auto_constrain.svg

@@ -0,0 +1,5 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Auto constrain</title>
+  <path d="M26 9Q27.9 26.1 45 28Q27.9 29.9 26 47Q24.1 29.9 7 28Q24.1 26.1 26 9Z" fill="#b9ddf8" stroke="#236ead" stroke-width="3.2" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M47 36Q48.1 45.9 58 47Q48.1 48.1 47 58Q45.9 48.1 36 47Q45.9 45.9 47 36Z" fill="#b9ddf8" stroke="#236ead" stroke-width="2.8" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>

assets/icons/ui/design/svg/model/axis.svg

@@ -0,0 +1,8 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Axis</title>
+  <path d="M12 52L12 12" fill="none" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M12 52L52 52" fill="none" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M12 8L16.5 17L7.5 17Z" fill="#236ead"/>
+  <path d="M56 52L47 56.5L47 47.5Z" fill="#236ead"/>
+  <circle cx="12" cy="52" r="4" fill="#34465b"/>
+</svg>

assets/icons/ui/design/svg/model/axis_edge.svg

@@ -0,0 +1,11 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Axis through edge</title>
+  <path d="M16.25 20.6L36 32L36 54.8L16.25 43.4Z" fill="#b8c3cf"/>
+  <path d="M55.75 20.6L36 32L36 54.8L55.75 43.4Z" fill="#8e9faf"/>
+  <path d="M36 9.2L55.75 20.6L36 32L16.25 20.6Z" fill="#e2e8ef"/>
+  <path d="M36 9.2L55.75 20.6L55.75 43.4L36 54.8L16.25 43.4L16.25 20.6Z" fill="none" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M16.25 20.6L36 32L55.75 20.6" fill="none" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M36 32L36 54.8" fill="none" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M10.2 17.1L42.06 35.5" fill="none" stroke="#ffffff" stroke-width="6.45" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M10.2 17.1L42.06 35.5" fill="none" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>

assets/icons/ui/design/svg/model/axis_normal_to_face.svg

@@ -0,0 +1,10 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Axis perpendicular to face</title>
+  <path d="M32 6L32 58" fill="none" stroke="#ffffff" stroke-width="6.45" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M32 6L32 58" fill="none" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M29.66 19.95L54.6 34.35L34.34 46.05L9.4 31.65Z" fill="#e2e8ef" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M32 6L32 33" fill="none" stroke="#ffffff" stroke-width="6.45" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M32 6L32 33" fill="none" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M32 27.6L36.68 30.3L36.68 35.7" fill="none" stroke="#ffffff" stroke-width="4.05" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M32 27.6L36.68 30.3L36.68 35.7" fill="none" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>

assets/icons/ui/design/svg/model/axis_through_cylinder.svg

@@ -0,0 +1,11 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Axis through cylinder, cone or torus</title>
+  <path d="M32 6L32 58" fill="none" stroke="#ffffff" stroke-width="6.45" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M32 6L32 58" fill="none" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M19 19L19 44A13 7.5 0 0 0 45 44L45 19Z" fill="#b8c3cf"/>
+  <path d="M36.55 19L36.55 51.03A13 7.5 0 0 0 45 44L45 19Z" fill="#8e9faf"/>
+  <path d="M19 19L19 44A13 7.5 0 0 0 45 44L45 19Z" fill="none" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M19 19A13 7.5 0 1 0 45 19A13 7.5 0 1 0 19 19Z" fill="#e2e8ef" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M32 6L32 19" fill="none" stroke="#ffffff" stroke-width="6.45" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M32 6L32 19" fill="none" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>

assets/icons/ui/design/svg/model/axis_two_planes.svg

@@ -0,0 +1,8 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Axis through two planes</title>
+  <path d="M14.85 38.3L49.15 58.1L49.15 25.7L14.85 5.9Z" fill="#e2e8ef" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M49.15 38.3L14.85 58.1L14.85 25.7L49.15 5.9Z" fill="#b8c3cf" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M32 48.2L49.15 58.1L49.15 25.7L32 15.8Z" fill="#e2e8ef" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M32 5L32 59" fill="none" stroke="#ffffff" stroke-width="6.45" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M32 5L32 59" fill="none" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>

assets/icons/ui/design/svg/model/axis_two_points.svg

@@ -0,0 +1,7 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Axis through two points</title>
+  <path d="M9 55L55 9" fill="none" stroke="#ffffff" stroke-width="6.45" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M9 55L55 9" fill="none" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+  <circle cx="19" cy="45" r="3.8" fill="#e2e8ef" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <circle cx="45" cy="19" r="3.8" fill="#e2e8ef" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>

assets/icons/ui/design/svg/model/bendtable.svg

@@ -0,0 +1,12 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64">
+  <title>Bend table</title>
+  <path d="M12 12.5L52 12.5A4 4 0 0 1 56 16.5L56 51.5A4 4 0 0 1 52 55.5L12 55.5A4 4 0 0 1 8 51.5L8 16.5A4 4 0 0 1 12 12.5Z" fill="#8e9faf" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M12 8.5L52 8.5A4 4 0 0 1 56 12.5L56 47.5A4 4 0 0 1 52 51.5L12 51.5A4 4 0 0 1 8 47.5L8 12.5A4 4 0 0 1 12 8.5Z" fill="#e2e8ef"/>
+  <defs><clipPath id="table-face"><path d="M12 8.5L52 8.5A4 4 0 0 1 56 12.5L56 47.5A4 4 0 0 1 52 51.5L12 51.5A4 4 0 0 1 8 47.5L8 12.5A4 4 0 0 1 12 8.5Z" fill="none"/></clipPath></defs>
+  <g clip-path="url(#table-face)">
+  <path d="M8 8.5L56 8.5L56 21.5L8 21.5Z" fill="#328bd3"/>
+  </g>
+  <path d="M12 8.5L52 8.5A4 4 0 0 1 56 12.5L56 47.5A4 4 0 0 1 52 51.5L12 51.5A4 4 0 0 1 8 47.5L8 12.5A4 4 0 0 1 12 8.5Z" fill="none" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M8 21.5L56 21.5M8 36.5L56 36.5M24 21.5L24 51.5M40 21.5L40 51.5" fill="none" stroke="#34465b" stroke-width="2.55" stroke-linejoin="round" stroke-linecap="round"/>
+  <path d="M46 46.5L51 46.5L51 40.5" fill="none" stroke="#236ead" stroke-width="4.25" stroke-linejoin="round" stroke-linecap="round"/>
+</svg>