ci/cd调整

Dockerfile

@@ -1,5 +1,5 @@
 # ==================== 第一阶段：构建前端 ====================
-FROM node:18-alpine AS builder
+FROM docker.m.daocloud.io/node:18-alpine AS builder
 WORKDIR /app
 # 配置Alpine国内镜像源
 RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories
@@ -13,7 +13,7 @@ COPY . .
 RUN npm run build
 
 # ==================== 第二阶段：部署到Nginx ====================
-FROM nginx:alpine
+FROM docker.m.daocloud.io/nginx:alpine
 
 # 复制构建产物
 COPY --from=builder /app/dist/ /usr/share/nginx/html/