feat(ci): parallelize release workflow with separate lint, test, and build jobs

.github/workflows/release.yml

@@ -11,11 +11,72 @@ permissions:
   id-token: write
 
 jobs:
-  release:
-    name: Release
+  lint:
     runs-on: ubuntu-latest
     if: "!contains(github.event.head_commit.message, '[skip ci]')"
 
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "24"
+          cache: "npm"
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Lint
+        run: npm run lint
+
+  frontend-test:
+    runs-on: ubuntu-latest
+    if: "!contains(github.event.head_commit.message, '[skip ci]')"
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "24"
+          cache: "npm"
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run tests
+        run: npm run test:run
+
+  backend-test:
+    runs-on: ubuntu-latest
+    if: "!contains(github.event.head_commit.message, '[skip ci]')"
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "20.x"
+
+      - name: Install backend dependencies
+        working-directory: ./backend
+        run: npm ci
+
+      - name: Run backend tests
+        working-directory: ./backend
+        run: npm test
+
+  build:
+    runs-on: ubuntu-latest
+    needs: [lint, frontend-test, backend-test]
+    if: "!contains(github.event.head_commit.message, '[skip ci]')"
+
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -32,23 +93,38 @@ jobs:
       - name: Install dependencies
         run: npm ci
 
-      - name: Install backend dependencies
-        working-directory: ./backend
-        run: npm ci
-
-      - name: Lint
-        run: npm run lint
-
-      - name: Run tests
-        run: npm run test:run
-
-      - name: Run backend tests
-        working-directory: ./backend
-        run: npm test
-
       - name: Build
         run: npm run build
 
+      - name: Upload build artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: dist
+          path: dist/
+          retention-days: 1
+
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+    needs: build
+    if: "!contains(github.event.head_commit.message, '[skip ci]')"
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          token: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "24"
+          cache: "npm"
+
+      - name: Install dependencies
+        run: npm ci
+
       - name: Release
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}