# React 前端 Dockerfile
FROM node:18-alpine as builder

WORKDIR /app

# 复制 package.json
COPY package.json package-lock.json* ./

# 安装依赖
RUN npm ci

# 复制代码
COPY . .

# 构建生产版本
RUN npm run build

# 生产环境镜像
FROM nginx:alpine

# 复制构建产物
COPY --from=builder /app/build /usr/share/nginx/html

# 复制 nginx 配置
COPY nginx.conf /etc/nginx/conf.d/default.conf

EXPOSE 80

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