chore: add electron verification steps for self-hosted runner

.github/workflows/build.yml

@@ -41,6 +41,13 @@ jobs:
         with:
           clean: true
 
+      # Clean node_modules on self-hosted runner to ensure fresh install
+      - name: Clean node_modules (self-hosted)
+        if: contains(matrix.os, 'self-hosted')
+        run: |
+          rm -rf node_modules
+          rm -rf release
+
       - name: Setup Node.js
         if: "!contains(matrix.os, 'self-hosted')"
         uses: actions/setup-node@v6
@@ -61,6 +68,20 @@ jobs:
       - name: Install Dependencies
         run: npm install
 
+      # Verify Electron installation on macOS
+      - name: Verify Electron Installation (macOS)
+        if: runner.os == 'macOS'
+        run: |
+          echo "Checking Electron installation..."
+          ls -la node_modules/electron/dist/ || echo "Electron dist not found"
+          if [ -d "node_modules/electron/dist/Electron.app" ]; then
+            echo "✅ Electron.app found"
+            ls -la "node_modules/electron/dist/Electron.app/Contents/Frameworks/" | head -5
+          else
+            echo "❌ Electron.app NOT found - this will cause build failure"
+            exit 1
+          fi
+
       # Install libfuse2 for Linux AppImage builds
       - name: Install libfuse2 (Linux)
         if: runner.os == 'Linux'
@@ -106,6 +127,29 @@ jobs:
           VITE_STACK_PUBLISHABLE_CLIENT_KEY: ${{ secrets.VITE_STACK_PUBLISHABLE_CLIENT_KEY }}
           VITE_STACK_SECRET_SERVER_KEY: ${{ secrets.VITE_STACK_SECRET_SERVER_KEY }}
 
+      # Verify built app contains Electron Framework
+      - name: Verify Built App (macOS)
+        if: runner.os == 'macOS'
+        run: |
+          echo "Checking built app..."
+          APP_PATH=$(find release -name "*.app" -type d | head -1)
+          if [ -n "$APP_PATH" ]; then
+            echo "Found app at: $APP_PATH"
+            FRAMEWORKS_PATH="$APP_PATH/Contents/Frameworks"
+            if [ -d "$FRAMEWORKS_PATH/Electron Framework.framework" ]; then
+              echo "✅ Electron Framework found"
+              ls -la "$FRAMEWORKS_PATH/" | head -10
+            else
+              echo "❌ Electron Framework NOT found in built app!"
+              echo "Contents of Frameworks directory:"
+              ls -la "$FRAMEWORKS_PATH/" 2>/dev/null || echo "Frameworks directory does not exist"
+              exit 1
+            fi
+          else
+            echo "No .app found in release directory"
+            ls -la release/
+          fi
+
       - name: Upload Artifact
         uses: actions/upload-artifact@v6
         with: