ci: add standalone release step

Author: bcho

.github/workflows/release-standalone.yml

@@ -0,0 +1,52 @@
+name: Release Standalone
+
+on:
+  push:
+    tags:
+      - "standalone/*"
+
+permissions:
+  contents: write
+
+jobs:
+  build:
+    name: Build (${{ matrix.os }})
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [macos-latest, ubuntu-latest, windows-latest]
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Bun
+        uses: oven-sh/setup-bun@v1
+        with:
+          bun-version: "latest"
+
+      - name: Setup Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Install Linux dependencies
+        if: matrix.os == 'ubuntu-latest'
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y libgtk-3-dev libwebkit2gtk-4.1-dev libayatana-appindicator3-dev librsvg2-dev
+
+      - name: Install frontend dependencies
+        run: bun install
+        working-directory: standalone
+
+      - name: Extract release version
+        run: echo "RELEASE_VERSION=${GITHUB_REF_NAME#standalone/}" >> "$GITHUB_ENV"
+
+      - name: Build and release
+        uses: tauri-apps/tauri-action@v0
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          projectPath: standalone
+          tagName: ${{ github.ref_name }}
+          releaseName: Standalone ${{ env.RELEASE_VERSION }}
+          releaseBody: Automated release for ${{ env.RELEASE_VERSION }}
+          includeDebug: false