Add GitHub Action to test the code on Linux, macOS, and Windows

.github/workflows/ci.yml

@@ -0,0 +1,32 @@
+# https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-nodejs
+name: ci
+on:
+  push:
+  #  branches: [ master ]
+  pull_request:
+    branches: [ master ]
+jobs:
+  ci:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        node-version: [18.x, 20.x]
+        os: [ubuntu-latest, windows-latest, macos-latest]
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: true
+      - uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node-version }}
+      - if: startsWith(matrix.os, 'ubuntu')
+        run: sudo apt-get install -y build-essential libgl1-mesa-dri libglapi-mesa
+                                     libglew-dev libglu1-mesa-dev libosmesa6
+                                     libxi-dev mesa-utils pkg-config
+      - run: npm ci
+      - run: npm run build --if-present
+      - if: startsWith(matrix.os, 'ubuntu')
+        run: xvfb-run npm test
+      - if: "!startsWith(matrix.os, 'ubuntu')"
+        run: npm test