fix(ci): add tarball generation for AUR workflow

.github/workflows/release-linux.yml

@@ -95,11 +95,31 @@ jobs:
         run: npm run tauri build -- --bundles deb,rpm,appimage
 
       - name: Collect artifacts
+        id: artifacts
+        env:
+          VERSION: ${{ steps.release.outputs.version }}
         run: |
           mkdir -p dist
           cp -v src-tauri/target/release/bundle/deb/*.deb dist/ || true
           cp -v src-tauri/target/release/bundle/rpm/*.rpm dist/ || true
           cp -v src-tauri/target/release/bundle/appimage/*.AppImage dist/ || true
+
+          # Create tarball for AUR
+          mkdir -p tarball-staging
+          cp src-tauri/target/release/qbz-nix tarball-staging/qbz
+          cp src-tauri/icons/128x128.png tarball-staging/qbz.png
+          cat > tarball-staging/qbz.desktop << 'EOF'
+          [Desktop Entry]
+          Name=QBZ
+          Comment=Native Qobuz client for Linux
+          Exec=qbz
+          Icon=qbz
+          Terminal=false
+          Type=Application
+          Categories=Audio;Music;Player;
+          EOF
+          tar -czvf "dist/qbz_${VERSION}_amd64.tar.gz" -C tarball-staging .
+
           ls -la dist
 
       - name: Upload artifacts