fix(ci): work around CMake 3.31+ rejecting audiopus_sys bundled Opus build (#352)

Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.github/workflows/bundle-desktop-macos.yml

@@ -48,6 +48,8 @@ jobs:
 
       - name: Build Tauri app
         run: cd desktop && pnpm tauri build
+        env:
+          CMAKE_POLICY_VERSION_MINIMUM: "3.5"
 
       - name: Codesign and Notarize
         if: ${{ inputs.signing }}

.github/workflows/ci.yml

@@ -87,6 +87,8 @@ jobs:
         run: cd desktop && pnpm exec playwright test --project=smoke
       - name: Desktop Tauri check
         run: just desktop-tauri-check
+        env:
+          CMAKE_POLICY_VERSION_MINIMUM: "3.5"
       - name: Upload desktop e2e artifacts
         if: failure()
         uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4

.github/workflows/sprout-desktop-release.yml

@@ -85,6 +85,7 @@ jobs:
         working-directory: desktop
         env:
           SPROUT_RELAY_URL: ${{ secrets.SPROUT_RELAY_URL }}
+          CMAKE_POLICY_VERSION_MINIMUM: "3.5"
         run: pnpm tauri build --config src-tauri/tauri.release.conf.json
 
       - name: Codesign and Notarize