ci: update actions and strengthen docs gates

.github/workflows/ci.yml

@@ -15,9 +15,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
     - name: Setup Node.js
-      uses: actions/setup-node@v4
+      uses: actions/setup-node@v6
       with:
         node-version: '22'
         cache: npm
@@ -41,7 +41,7 @@ jobs:
   link-checker:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Link Checker
         uses: lycheeverse/lychee-action@v2.8.0
         with:

.github/workflows/labeler.yml

@@ -14,9 +14,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
       - name: Run Labeler
-        uses: actions/labeler@v4
+        uses: actions/labeler@v6
         with:
           repo-token: "${{ secrets.GITHUB_TOKEN }}"
           configuration-path: .github/labeler.yml

.github/workflows/welcome.yml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Welcome new contributor
-        uses: actions/first-interaction@v1
+        uses: actions/first-interaction@v3
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           issue-message: |
@@ -27,4 +27,4 @@ jobs:
 
           pr-message: |
             👋 你好，@${{ github.actor }}！感谢你第一次向 vibe-coding-cn 提交 Pull Request！
-            我们将仔细评审你的贡献。感谢你让这个项目变得更好！
+            我们将仔细评审你的贡献。感谢你让这个项目变得更好！