adds an actions workflow to test prs (#4)

.github/workflows/test.yml

@@ -0,0 +1,29 @@
+name: Test
+
+on:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v3
+
+      - name: Setup Node
+        uses: actions/setup-node@v3
+
+      - name: Install dependencies
+        uses: bahmutov/npm-install@v1
+
+      - name: Install Zora
+        uses: taiki-e/install-action@v2
+        with:
+          tool: [email protected]
+
+      - name: Build project
+        run: npm run build