# Build stage
FROM node:18-alpine AS builder

# 配置Alpine国内镜像源
RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories

WORKDIR /app

# Copy package files
COPY package*.json ./

# 使用淘宝npm镜像源安装依赖
RUN npm config set registry https://registry.npmmirror.com && \
    npm install --legacy-peer-deps --no-audit --loglevel verbose

# Copy source code
COPY . .

# Build application
RUN npm run build

# Production stage
FROM node:18-alpine AS runner

# 配置Alpine国内镜像源
RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories

WORKDIR /app

# Set environment to production
ENV NODE_ENV production

# Add non-root user
RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nextjs

# Copy built files from builder
COPY --from=builder /app/public ./public
COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static

USER nextjs

EXPOSE 3000

ENV PORT 3000
ENV HOSTNAME "0.0.0.0"

# Start the application
CMD ["node", "server.js"]