ci(osmesa): add osmesa to ubtuntu/windows package ci runners

Author: willdunklin

.github/workflows/package.yml

@@ -58,6 +58,23 @@ jobs:
           python -m pip install --upgrade pip
           pip install .[tauri]
         shell: bash -l {0}
+
+      - name: Install OSMesa (ubuntu only)
+        if: matrix.platform == 'ubuntu-22.04'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y libosmesa6-dev
+      - name: Install OSMesa (windows only)
+        if: matrix.platform == 'windows-latest'
+        # 25.0.7 is the last mesa-dist-win release that ships osmesa.dll
+        # (removed in 25.1.0). PATH is searched by LoadLibrary, which is how
+        # VTK's vtkOSOpenGLRenderWindow locates osmesa.dll at runtime.
+        run: |
+          curl -sSL -o mesa.7z https://github.com/pal1000/mesa-dist-win/releases/download/25.0.7/mesa3d-25.0.7-release-msvc.7z
+          7z x mesa.7z -omesa
+          cygpath -w "$PWD/mesa/x64" >> "$GITHUB_PATH"
+        shell: bash
+
       - name: Package using PyInstaller
         run: |
           chmod +x scripts/setup_tauri.sh
@@ -81,7 +98,7 @@ jobs:
           sudo apt-get install -y libwebkit2gtk-4.0-dev libwebkit2gtk-4.1-dev libappindicator3-dev librsvg2-dev patchelf
         # webkitgtk 4.0 is for Tauri v1 - webkitgtk 4.1 is for Tauri v2.
         # You can remove the one that doesn't apply to your app to speed up the workflow a bit.
-      - uses: tauri-apps/tauri-action@v1
+      - uses: tauri-apps/tauri-action@v0
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with: