fix backend-javascript-cjs.yml

Author: ganatan

.github/workflows/backend-javascript-cjs.yml

@@ -19,10 +19,18 @@ jobs:
         with:
           node-version: '20'
 
+      - name: Install dependencies
+        run: npm ci
+        working-directory: backend-javascript-cjs
+
       - name: Lint
         run: npm run lint
         working-directory: backend-javascript-cjs
 
+      - name: Build app
+        run: npm run build
+        working-directory: backend-javascript-cjs
+
       - name: Login to Docker Hub
         uses: docker/login-action@v3
         with: