Added CI build check.

.github/workflows/build.yml

@@ -0,0 +1,30 @@
+on:
+  workflow_dispatch:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+permissions:
+  contents: write
+  pages: write
+  id-token: write
+  deployments: write
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v2
+        with:
+          node-version: '19'
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build the app
+        run: npm run build