Add CI pipeline

Author: Labby AI

.github/workflows/ci.yml

@@ -0,0 +1,22 @@
+name: Node.js CI
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: 16
+
+      - name: Install dependencies
+        run: npm install
+
+      - name: Run tests
+        run: npm test