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# 多阶段构建 Dockerfile for Next.js AI Studio
# Stage 1: 构建阶段
FROM node:20-alpine AS builder
# 设置工作目录
WORKDIR /app
# 安装必要的系统依赖
RUN apk add --no-cache libc6-compat
# 复制 package 文件
COPY package*.json ./
# 安装依赖(包括开发依赖)
RUN npm ci
# 复制源代码
COPY . .
# 构建应用
RUN npm run build
# Stage 2: 运行阶段
FROM node:20-alpine AS runner
# 设置工作目录
WORKDIR /app
# 安装必要的系统依赖
RUN apk add --no-cache libc6-compat
# 创建非 root 用户
RUN addgroup --system --gid 1001 nodejs
RUN adduser --system --uid 1001 nextjs
# 复制 package 文件
COPY package*.json ./
# 只安装生产依赖
RUN npm ci --only=production && npm cache clean --force
# 从构建阶段复制构建产物
COPY --from=builder --chown=nextjs:nodejs /app/.next ./.next
COPY --from=builder --chown=nextjs:nodejs /app/public ./public
COPY --from=builder --chown=nextjs:nodejs /app/src ./src
COPY --from=builder --chown=nextjs:nodejs /app/next.config.ts ./
COPY --from=builder --chown=nextjs:nodejs /app/tailwind.config.ts ./
COPY --from=builder --chown=nextjs:nodejs /app/postcss.config.mjs ./
COPY --from=builder --chown=nextjs:nodejs /app/components.json ./
# 设置文件权限
RUN chown -R nextjs:nodejs /app
# 切换到非 root 用户
USER nextjs
# 暴露端口
EXPOSE 3000
# 设置环境变量
ENV NODE_ENV=production
ENV PORT=3000
ENV HOSTNAME=0.0.0.0
# 启动应用
CMD ["npm", "start"]