Replace travis with github actions

.github/workflows/test.yml

@@ -0,0 +1,34 @@
+name: Test CI
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Node.js
+      uses: actions/setup-node@v4
+      with:
+        node-version: 22
+        cache: 'npm'
+    - name: Setup Chrome
+      uses: browser-actions/setup-chrome@v2
+      id: setup-chrome
+      with:
+        install-dependencies: true
+    - run: npm install
+    - run: npm run build
+    - name: Run headless test
+      uses: coactions/setup-xvfb@v1
+      with:
+        run: npm run test-travis
+      env:
+        CHROME_BIN: ${{ steps.setup-chrome.outputs.chrome-path }}
+