Merge pull request #1660 from ramox81/codex/sweep-solid-validity

SWEEP: base point from the path; kernel sweep validity fixes

The fork pin the PR carried ([patch] to ramox81/cadkernel 30b3810) is
resolved to upstream instead: kernel 99b6b48 (opencadkernel #78-#83),
codec c9ffcac (opencadcodec #102, #103), graph 7f6aae7, in every manifest.

plugins/opencad-python/Cargo.lock

@@ -1264,7 +1264,7 @@ dependencies = [
 [[package]]
 name = "opencadcodec"
 version = "0.6.0"
-source = "git+https://github.com/HakanSeven12/opencadcodec.git?rev=ab2eecd#ab2eecdbffc31120b5ad6d899f6fc67cf21ede39"
+source = "git+https://github.com/HakanSeven12/opencadcodec.git?rev=c9ffcac#c9ffcac5ecdc7a504cc4a7e3ecb52ac9d587c8bf"
 dependencies = [
  "anyhow",
  "bitflags",