Add test CI

Author: flackr

.github/workflows/test.yml

@@ -0,0 +1,27 @@
+name: CI — Tests
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    env:
+      CI: true
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '22'
+
+      - name: Run tests
+        run: |
+          npm install
+          npm run test