Create test CI/CD for pull requests

Author: charlesvien

.github/workflows/test.yml

@@ -0,0 +1,37 @@
+name: Test
+
+on:
+  pull_request:
+
+concurrency:
+  group: test-${{ github.head_ref || github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v5
+        with:
+          persist-credentials: false
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          cache: "pnpm"
+
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+
+      - name: Build dependencies
+        run: pnpm --filter @posthog/electron-trpc build
+
+      - name: Run tests
+        run: pnpm test