Add GitHub actions workflow for validating commits

Author: mkantor

.github/workflows/validate-commit.yml

@@ -0,0 +1,20 @@
+name: validate commit
+
+on:
+  pull_request:
+    types:
+      - opened
+      - synchronize
+      - reopened
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+        with:
+          node-version: 22
+          cache: 'npm'
+          cache-dependency-path: '*/package-lock.json'
+      - run: npm run test