add test workflow

Author: augustas1

.github/workflows/main.yaml

@@ -0,0 +1,17 @@
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - uses: actions/setup-node@v4
+    - uses: pnpm/action-setup@v4
+    - run: |
+        pnpm install
+        pnpm test
+        pnpm run build