Fix Forgejo CI: use direct shell commands instead of GitHub Actions

Replace dtolnay/rust-toolchain, actions/setup-node, and swatinem/rust-cache
with shell commands since they are not mirrored on code.forgejo.org.
Use https://github.com/ prefix for checkout action.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.forgejo/workflows/release.yml

@@ -10,26 +10,24 @@ jobs:
     runs-on: ubuntu
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: https://github.com/actions/checkout@v4
 
-      - name: Setup Node
-        uses: actions/setup-node@v4
-        with:
-          node-version: lts/*
-          cache: npm
-
-      - name: Setup Rust
-        uses: dtolnay/rust-toolchain@stable
-
-      - name: Cache Rust dependencies
-        uses: swatinem/rust-cache@v2
-        with:
-          workspaces: src-tauri
+      - name: Setup environment
+        run: |
+          # Ensure Rust is available
+          if ! command -v cargo &>/dev/null; then
+            curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
+          fi
+          source "$HOME/.cargo/env"
+          rustc --version
+          cargo --version
+          node --version
+          npm --version
 
       - name: Install Linux dependencies
         run: |
           sudo apt-get update
-          sudo apt-get install -y libwebkit2gtk-4.1-dev libappindicator3-dev librsvg2-dev patchelf
+          sudo apt-get install -y libwebkit2gtk-4.1-dev libappindicator3-dev librsvg2-dev patchelf jq
 
       - name: Install frontend dependencies
         run: npm ci
@@ -38,7 +36,9 @@ jobs:
         env:
           TAURI_SIGNING_PRIVATE_KEY: ${{ secrets.TAURI_SIGNING_PRIVATE_KEY }}
           TAURI_SIGNING_PRIVATE_KEY_PASSWORD: ${{ secrets.TAURI_SIGNING_PRIVATE_KEY_PASSWORD }}
-        run: npx tauri build
+        run: |
+          source "$HOME/.cargo/env"
+          npx tauri build
 
       - name: Collect release files
         run: |