ci(github): 更新自动i18n工作流以支持PR分支

修改自动i18n工作流，在检出步骤中添加ref参数以支持PR分支
更新提交消息格式以包含PR编号

.github/workflows/auto-i18n.yml

@@ -21,6 +21,8 @@ jobs:
     steps:
       - name: 🐈‍⬛ Checkout
         uses: actions/checkout@v5
+        with:
+          ref: ${{ github.event.pull_request.head.ref }}
 
       - name: 📦 Setting Node.js
         uses: actions/setup-node@v4
@@ -38,7 +40,7 @@ jobs:
           git config --local user.email "action@github.com"
           git config --local user.name "GitHub Action"
           git add .
-          git commit -m "fix: Auto update i18n locales from GitHub Actions"
+          git commit -m "fix(i18n): Auto update translations for PR #${{ github.event.pull_request.number }}"
 
       - name: 🚀 Push changes
         uses: ad-m/github-push-action@master