chore(ci): add GitHub Actions

.github/workflows/test.yml

@@ -0,0 +1,28 @@
+name: test
+
+on:
+  push:
+    branches: ["*"]
+
+concurrency:
+  group: ${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  test:
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout repository
+        uses: actions/[email protected]
+      - name: Use Node version defined in manifest
+        uses: volta-cli/action@v4
+      - name: Node.js version
+        run: node -v
+      - name: npm version
+        run: npm -v
+      - name: Install dependencies
+        run: npm ci
+      - name: Check for build errors
+        run: npm run build
+      - name: Run test suite
+        run: npm test