Roll back netgen and mypy updates

New netgen breaks Salome SMESH compilation, and new mypy breaks stubgen.

Author: chennes

compile_all.py

@@ -76,8 +76,9 @@
     "pydantic_core",
     "watchfiles",
     "lxml",
-    # Force pure-Python mypy (its wheels are mypyc-compiled, won't load under python_d).
-    # Keep the pin at 1.18.2; newer mypy needs the compiled-only librt.Let's w
+    # Force pure-Python mypy; its release wheels are mypyc-compiled and will not load under
+    # python_d. Keep the pin at 1.18.2, because 1.19.0 added a hard dependency on librt and
+    # 2.x additionally requires ast-serialize, neither of which ships a pure-Python wheel.
     "mypy",
 )
 

config.json

@@ -1,6 +1,6 @@
 {
     "FreeCAD-version":"26.3.0",
-    "LibPack-version":"3.5.4",
+    "LibPack-version":"3.5.5",
     "content": [
         {
             "name":"libiconv",
@@ -85,7 +85,7 @@
                 "lark==1.3.1",
                 "lxml==6.1.1",
                 "matplotlib==3.11.1",
-                "mypy==2.3.0",
+                "mypy==1.18.2",
                 "nltk==3.10.2",
                 "numpy==2.5.1",
                 "packaging==26.3",
@@ -220,7 +220,8 @@
         {
             "name":"netgen",
             "git-repo":"https://github.com/NGSolve/netgen",
-            "git-ref":"v6.2.2606",
+            "git-ref":"v6.2.2604",
+            "note": "Do not bump past 6.2.2604 until FreeCAD's salomesmesh NETGENPlugin is ported. 6.2.2606 makes Segment's data members private and deletes si, edgenr, singedge_left, singedge_right, seginfo, domin, domout, tlosurf, geominfo, surfnr1, surfnr2, meshdocval and is_curved, hoisting that state into a new EdgeDescriptor table reached via mesh.GetEdgeDescriptor(seg.GetIndex()). EdgePointGeomInfo loses edgenr, body, u and v in favour of a nested PointGeomInfo gi. NETGENPlugin_Mesher.cpp writes those fields directly in roughly 70 places and fails to compile.",
             "patches":[
                 "patches/netgen-02-arm64-msvc-time-counter.patch",
                 "patches/netgen-03-msvc-runtime-debug-aware.patch",