ci: pull base image from self-hosted registry (avoid docker hub)

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

.woodpecker.yml

@@ -23,11 +23,6 @@ steps:
       tags: latest
       dockerfile: ./Dockerfile
       platforms: linux/amd64
-      mirror: https://docker.1ms.run
-      # 给 buildkit 构建容器配 docker.io 加速(用本机已验证可用的 mirror)
-      buildkit_config: |
-        [registry."docker.io"]
-          mirrors = ["docker.1ms.run", "docker.1panel.live"]
       # 注册表层缓存: requirements 未变时直接命中, 重建很快
       cache_images:
         - registry.woni.link/woni/office-xbot-feishu:cache

Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.10-slim
+FROM registry.woni.link/library/python:3.10-slim
 
 ENV PYTHONUNBUFFERED=1 \
     PYTHONDONTWRITEBYTECODE=1