# 构建阶段
FROM node:20-alpine AS builder

# 设置工作目录
WORKDIR /app

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

# 安装依赖
RUN npm install

# 复制项目文件
COPY . .

# 构建应用
RUN npm run build

# 生产阶段
FROM nginx:alpine

# 复制构建产物到nginx的html目录
COPY --from=builder /app/out /usr/share/nginx/html

# 复制自定义nginx配置（如果需要）
COPY nginx.conf /etc/nginx/conf.d/default.conf

# 暴露80端口
EXPOSE 80

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