feat: 添加 ESLint 和 Prettier 配置，集成自动格式化工作流

.github/workflows/lint-format.yml

@@ -0,0 +1,80 @@
+name: Lint and Format
+
+on:
+  push:
+    branches: ["**"]
+  pull_request:
+    branches: ["**"]
+
+jobs:
+  lint:
+    name: ESLint
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: "20"
+          cache: "pnpm"
+
+      - name: Enable corepack and install pnpm
+        run: |
+          corepack enable
+          corepack prepare pnpm@latest --activate
+
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+
+      - name: Run ESLint
+        run: pnpm lint
+
+      - name: Run Prettier check
+        run: pnpm format:check
+
+  format:
+    name: Auto-format (eslint --fix)
+    runs-on: ubuntu-latest
+    needs: lint
+    if: github.event_name == 'push'
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          persist-credentials: true
+
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: "20"
+          cache: "pnpm"
+
+      - name: Enable corepack and install pnpm
+        run: |
+          corepack enable
+          corepack prepare pnpm@latest --activate
+
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+
+      - name: Run Prettier --write
+        run: pnpm format
+
+      - name: Run ESLint --fix
+        run: pnpm lint:fix
+
+      - name: Commit & push fixes
+        run: |
+          git config user.name "github-actions[bot]"
+          git config user.email "github-actions[bot]@users.noreply.github.com"
+          if ! git diff --quiet; then
+            git add -A
+            git commit -m "chore: auto format by GitHub Actions" || echo "No changes to commit"
+            git push
+          else
+            echo "No formatting changes"
+          fi
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}