diff --git a/.gitea/workflows/ci-cd.yml b/.gitea/workflows/ci-cd.yml
index 0cffe5933..99f30d759 100644
--- a/.gitea/workflows/ci-cd.yml
+++ b/.gitea/workflows/ci-cd.yml
@@ -94,3 +94,40 @@ jobs:
           echo "✅ Build completed successfully!"
           echo "Branch: ${GITHUB_REF_NAME}"
           echo "Commit: ${GITHUB_SHA}"
+
+  # P3-4 Fix: 添加前端 Lint 检查 job
+  frontend-lint:
+    name: Frontend Lint
+    runs-on: ubuntu-latest
+    container: node:20
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+          cache: 'npm'
+          cache-dependency-path: apps/web/package-lock.json
+
+      - name: Install dependencies
+        working-directory: apps/web
+        run: npm ci
+
+      - name: Run ESLint
+        working-directory: apps/web
+        run: npx eslint src --ext .ts,.tsx --max-warnings 0
+
+      - name: Run TypeScript type check
+        working-directory: apps/web
+        run: npx tsc --noEmit
+
+      - name: Run Prettier check
+        working-directory: apps/web
+        run: npx prettier --check "src/**/*.{ts,tsx,css,md}"
+
+      - name: Run Vitest tests
+        working-directory: apps/web
+        run: npx vitest run --coverage