diff --git a/.gitea/workflows/deploy.yml b/.gitea/workflows/deploy.yml
index cad147a..f92bf49 100644
--- a/.gitea/workflows/deploy.yml
+++ b/.gitea/workflows/deploy.yml
@@ -10,8 +10,25 @@ jobs:
       K3S_HOST: ${{ secrets.K3S_HOST }}
       APP_NAME: ${{ gitea.repo_name }}
     steps:
-      - name: 拉取代码
-        uses: actions/checkout@v4
+      # ========== 核心修改：替换checkout源，避开GitHub ==========
+      - name: 拉取代码（Gitea官方源）
+        uses: gitea/actions/checkout@v4
+        with:
+          fetch-depth: 0  # 可选：拉取完整历史，加速后续操作
+          timeout-minutes: 10  # 增加超时，避免拉取中断
+
+      # 1. 初始化 Docker Buildx（原内容不变）
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      # 3. 构建+推送（原内容不变）
+      - name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          tags: ${{ env.REGISTRY }}/${{ env.APP_NAME }}:${{ gitea.sha }}
+          cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.APP_NAME }}:buildcache
+          cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.APP_NAME }}:buildcache,mode=max
       - name: SSH部署K3s
         run: |
           mkdir -p ~/.ssh