Add Node.js setup and build steps to workflows

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

.gitea/workflows/docker-build.yaml

@@ -15,22 +15,33 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v3
 
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build TypeScript
+        run: npm run build
+
       - name: Build and Push to local registry
         run: |
           REGISTRY="192.168.88.201:5000"
           # Hier wird automatisch der Name des neuen Projekts eingesetzt:
           IMAGE_NAME="${{ gitea.repository }}"
-          
+
           if [ -z "${{ github.event.inputs.tag_name }}" ]; then
             VERSION="v${{ gitea.run_number }}"
           else
             VERSION="${{ github.event.inputs.tag_name }}"
           fi
-          
+
           FULL_IMAGE_PATH="$REGISTRY/$IMAGE_NAME"
 
           docker build -t $FULL_IMAGE_PATH:latest .
           docker tag $FULL_IMAGE_PATH:latest $FULL_IMAGE_PATH:$VERSION
-          
+
           docker push $FULL_IMAGE_PATH:latest
           docker push $FULL_IMAGE_PATH:$VERSION