ci: add pull request verification workflow

Author: DeliciousBuding

.github/workflows/pr-check.yml

@@ -0,0 +1,45 @@
+name: PR Check
+
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+      - codex/**
+
+permissions:
+  contents: read
+
+concurrency:
+  group: pr-check-${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: npm
+          cache-dependency-path: frontend/package-lock.json
+
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+
+      - name: Build frontend
+        working-directory: frontend
+        env:
+          VITE_APP_VERSION: ${{ github.head_ref || github.ref_name }}
+        run: |
+          npm ci
+          npm run build
+
+      - name: Run Go tests
+        run: go test ./...