# 构建阶段
FROM registry.cn-beijing.aliyuncs.com/d8dcloud/node:20.19.4-bookworm AS builder

# 设置工作目录
WORKDIR /app

# 配置 npm 国内镜像
RUN npm config set registry https://registry.npmmirror.com/

# 安装 pnpm 并配置国内镜像
RUN npm i -g pnpm && \
    pnpm config set registry https://registry.npmmirror.com/

# 复制 package.json 和锁定文件
COPY package.json pnpm-lock.yaml* ./

# 安装所有依赖（包括开发依赖）
RUN pnpm install --frozen-lockfile || pnpm install

# 复制源代码
COPY . .

# 构建项目
RUN pnpm build

# 运行时阶段
FROM registry.cn-beijing.aliyuncs.com/d8dcloud/node:20.19.4-bookworm

# 设置工作目录
WORKDIR /app

# 配置 npm 国内镜像
RUN npm config set registry https://registry.npmmirror.com/

# 安装 pnpm
RUN npm i -g pnpm && \
    pnpm config set registry https://registry.npmmirror.com/

# 复制 package.json 和锁定文件
COPY package.json pnpm-lock.yaml* ./

# 只安装生产依赖
RUN pnpm install --prod --frozen-lockfile || pnpm install --prod

# 从构建阶段复制编译产物
COPY --from=builder /app/dist ./dist

# 暴露端口
EXPOSE 80

# 健康检查
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
  CMD node -e "require('http').get('http://localhost:80/health', (r) => process.exit(r.statusCode === 200 ? 0 : 1))"

# 启动命令（监听 80 端口需要 root 权限）
CMD ["node", "dist/index.js"]