# 构建阶段
FROM node:20-alpine AS builder

WORKDIR /app

# 复制依赖清单
COPY package.json pnpm-lock.yaml ./

# 设置 npm 和 pnpm 使用国内镜像源（关键！）
RUN npm config set registry https://registry.npmmirror.com && \
    npm install -g pnpm && \
    pnpm config set registry https://registry.npmmirror.com

# 安装依赖（现在会走淘宝镜像）
RUN pnpm install --frozen-lockfile

# 复制源码并构建
COPY . .
RUN pnpm run build:prod   # 生成 dist-prod 目录

# 运行阶段
FROM nginx:alpine

# 复制前端产物
COPY --from=builder /app/dist-prod /usr/share/nginx/html

# 复制 Nginx 配置
COPY nginx.conf /etc/nginx/nginx.conf

EXPOSE 80
CMD ["nginx", "-g", "daemon off;"]