Create main.yml

.github/workflows/main.yml

@@ -0,0 +1,34 @@
+name: Node.js CI
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [20.x]
+
+    steps:
+    - uses: actions/checkout@v3
+
+    # Install Node.js and cache dependencies
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v3
+      with:
+        node-version: ${{ matrix.node-version }}
+        cache: 'npm'
+
+    # Run frontend build and test
+    - name: Build and test
+      run: |
+        npm ci
+        npm run build --if-present
+        npm test
+      working-directory: frontend