✅ Add tests gh action

Author: aceol

.github/workflows/tests.yml

@@ -0,0 +1,20 @@
+name: Tests
+
+on: [push, pull_request]
+
+jobs:
+  run-tests:
+    name: Run tests
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Check out Git repository
+        uses: actions/checkout@v4
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          cache: 'npm'
+
+      - name: Run tests
+        run: npm t