Ship client-neutral MCP bundles

packaging/mcpb/pack.py

@@ -0,0 +1,117 @@
+#!/usr/bin/env python3
+"""Build the client-neutral OpenCADStudio MCP Bundle and registry metadata."""
+
+import argparse
+import hashlib
+import json
+from pathlib import Path
+import stat
+import zipfile
+
+
+def manifest(version: str) -> dict:
+    return {
+        "manifest_version": "0.3",
+        "name": "opencadstudio",
+        "display_name": "OpenCADStudio",
+        "version": version,
+        "description": "Control and inspect live OpenCADStudio drawings through MCP",
+        "long_description": "Opens OpenCADStudio when needed and provides semantic drawing commands, document inspection, measurements, and visual verification.",
+        "author": {
+            "name": "Hakan Seven",
+            "url": "https://github.com/HakanSeven12/OpenCADStudio",
+        },
+        "repository": {
+            "type": "git",
+            "url": "https://github.com/HakanSeven12/OpenCADStudio",
+        },
+        "server": {
+            "type": "binary",
+            "entry_point": "server/linux-x86_64/OpenCADStudio",
+            "mcp_config": {
+                "command": "${__dirname}/server/linux-x86_64/OpenCADStudio",
+                "args": ["--mcp"],
+                "env": {},
+                "platform_overrides": {
+                    "win32": {
+                        "command": "${__dirname}/server/win32-x86_64/OpenCADStudio.exe"
+                    },
+                    "darwin": {
+                        "command": "${__dirname}/server/darwin-aarch64/OpenCADStudio"
+                    },
+                },
+            },
+        },
+        "tools": [
+            {"name": "ocs_sessions", "description": "List or open live editor sessions"},
+            {"name": "ocs_read", "description": "Read drawing and editor state"},
+            {"name": "ocs_execute", "description": "Execute a semantic editor action"},
+            {"name": "ocs_capture", "description": "Capture the current editor window"},
+        ],
+        "keywords": ["cad", "drawing", "mcp"],
+        "license": "GPL-3.0-or-later",
+        "compatibility": {"platforms": ["linux", "win32", "darwin"]},
+    }
+
+
+def add(archive: zipfile.ZipFile, source: Path, destination: str) -> None:
+    if not source.is_file():
+        raise SystemExit(f"Missing MCP binary: {source}")
+    info = zipfile.ZipInfo(destination, date_time=(1980, 1, 1, 0, 0, 0))
+    info.compress_type = zipfile.ZIP_DEFLATED
+    info.create_system = 3
+    info.external_attr = (stat.S_IFREG | 0o755) << 16
+    archive.writestr(info, source.read_bytes())
+
+
+def registry_metadata(version: str, bundle: Path) -> dict:
+    digest = hashlib.sha256(bundle.read_bytes()).hexdigest()
+    return {
+        "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
+        "name": "io.github.HakanSeven12/opencadstudio",
+        "title": "OpenCADStudio",
+        "description": "Control and inspect live OpenCADStudio drawings through MCP",
+        "version": version,
+        "repository": {
+            "url": "https://github.com/HakanSeven12/OpenCADStudio",
+            "source": "github",
+        },
+        "websiteUrl": "https://github.com/HakanSeven12/OpenCADStudio",
+        "packages": [
+            {
+                "registryType": "mcpb",
+                "identifier": f"https://github.com/HakanSeven12/OpenCADStudio/releases/download/v{version}/{bundle.name}",
+                "version": version,
+                "fileSha256": digest,
+                "transport": {"type": "stdio"},
+            }
+        ],
+    }
+
+
+def main() -> None:
+    parser = argparse.ArgumentParser()
+    parser.add_argument("--version", required=True)
+    parser.add_argument("--linux", type=Path, required=True)
+    parser.add_argument("--windows", type=Path, required=True)
+    parser.add_argument("--macos", type=Path, required=True)
+    parser.add_argument("--output", type=Path, required=True)
+    parser.add_argument("--server-json", type=Path, required=True)
+    args = parser.parse_args()
+
+    args.output.parent.mkdir(parents=True, exist_ok=True)
+    with zipfile.ZipFile(args.output, "w") as archive:
+        archive.writestr("manifest.json", json.dumps(manifest(args.version), indent=2) + "\n")
+        add(archive, args.linux, "server/linux-x86_64/OpenCADStudio")
+        add(archive, args.windows, "server/win32-x86_64/OpenCADStudio.exe")
+        add(archive, args.macos, "server/darwin-aarch64/OpenCADStudio")
+
+    args.server_json.parent.mkdir(parents=True, exist_ok=True)
+    args.server_json.write_text(
+        json.dumps(registry_metadata(args.version, args.output), indent=2) + "\n",
+        encoding="utf-8",
+    )
+
+
+if __name__ == "__main__":
+    main()