Update Dockerfile to use private registry for alpine base image

- Changed FROM alpine:latest to FROM 192.168.1.154:31010/alpine:latest
- Added push-images.bat script to help push base images to private registry
- Ensures all CI/CD pipeline uses consistent registry sources

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

Dockerfile

@@ -19,7 +19,7 @@ COPY . .
 RUN go build -o server ./cmd/server
 
 # Run Stage
-FROM alpine:latest
+FROM 192.168.1.154:31010/alpine:latest
 
 WORKDIR /app
 

push-images.bat

@@ -0,0 +1,15 @@
+@echo off
+echo 登录到私有仓库...
+docker login 192.168.1.154:31010 -u docker -p dockerxn001624.
+
+echo.
+echo 推送 alpine:latest...
+docker push 192.168.1.154:31010/alpine:latest
+
+echo.
+echo 推送 docker/compose:latest...
+docker push 192.168.1.154:31010/docker/compose:latest
+
+echo.
+echo 推送完成！
+pause