add github workflow

.github/workflows/pr.yml

@@ -0,0 +1,19 @@
+on:
+    pull_request:
+        types:
+            - synchronize
+            - opened
+
+jobs:
+    build:
+        runs-on: ubuntu-latest
+        steps:
+        - uses: actions/checkout@v3
+        - uses: actions/setup-node@v3
+        - name: Install dependencies
+          run: npm ci
+        - name: Test
+          run: npm run test
+        - name: Build
+          run: npm run build
+