add pr testing

Author: tmountjr

.github/workflows/pr-test.yml

@@ -0,0 +1,17 @@
+name: Run tests on PR creation/update
+
+on:
+  pull_request:
+    types: [opened, synchronize, reopened]
+
+jobs:
+  build-and-test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          registry-url: https://registry.npmjs.org/
+      - run: npm ci
+      - run: npm test