# 前端应用Dockerfile
# 构建阶段
FROM node:18-alpine AS builder

# 设置工作目录
WORKDIR /app

# 设置npm镜像源
RUN npm config set registry https://registry.npmmirror.com

# 复制package文件
COPY package*.json ./

# 安装依赖
RUN npm ci --only=production

# 复制源代码
COPY . .

# 构建应用
RUN npm run build

# 生产阶段
FROM nginx:alpine

# 安装必要工具
RUN apk add --no-cache curl tzdata && \
    cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime && \
    echo "Asia/Shanghai" > /etc/timezone

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

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

# 创建nginx用户
RUN addgroup -g 101 -S nginx && \
    adduser -S -D -H -u 101 -h /var/cache/nginx -s /sbin/nologin -G nginx -g nginx nginx

# 设置权限
RUN chown -R nginx:nginx /usr/share/nginx/html && \
    chown -R nginx:nginx /var/cache/nginx && \
    chown -R nginx:nginx /var/log/nginx && \
    chown -R nginx:nginx /etc/nginx/conf.d

# 健康检查
HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=3 \
    CMD curl -f http://localhost:80/ || exit 1

# 暴露端口
EXPOSE 80

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