Add GitHub action

Author: mantoni

.github/workflows/build.yml

@@ -0,0 +1,54 @@
+name: Build
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+
+    strategy:
+      matrix:
+        node-version: ['16.x', '18.x', '20.x']
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v3
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: 'npm'
+      - name: Install
+        run: npm ci
+      - name: Lint
+        if: matrix.node-version == '20.x'
+        run: npm run lint
+      - name: Types
+        if: matrix.node-version == '20.x'
+        run: tsc
+      - name: Prettier
+        if: matrix.node-version == '20.x'
+        run: npm run prettier:check
+      - name: Test
+        run: npm test
+      # N.B.: The selenium server cannot run as a GitHub Actions "service" as
+      # the tests need to mount local data into the container.
+      - name: Start Selenium Server
+        run: |
+          docker run -d -p 4444:4444 \
+            --shm-size="2g" \
+            --name selenium_server \
+            -v ${PWD}:${PWD} \
+            selenium/standalone-firefox:4.16.1-20231219
+      - name: Integration
+        run: npm run test:integration
+      - name: Stop Selenium Server
+        if: always()
+        run: docker stop selenium_server && docker rm selenium_server