46 lines
1.2 KiB
Docker
46 lines
1.2 KiB
Docker
# ============================================================
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# Stage 1: Builder — 构建 Next.js 生产产物
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# ============================================================
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FROM node:20-alpine AS builder
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WORKDIR /app
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# 安装依赖（利用缓存层）
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COPY package.json package-lock.json ./
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RUN npm ci
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# 复制源码并构建
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COPY . .
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RUN npm run build
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# ============================================================
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# Stage 2: Runner — 只保留运行时必要文件
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# ============================================================
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FROM node:20-alpine AS runner
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WORKDIR /app
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ENV NODE_ENV=production
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# 创建非 root 用户运行应用
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RUN addgroup --system --gid 1001 nodejs \
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&& adduser --system --uid 1001 nextjs
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# 复制 standalone 构建产物
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COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
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COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
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COPY --from=builder --chown=nextjs:nodejs /app/public ./public
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USER nextjs
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EXPOSE 3000
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ENV PORT=3000
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ENV HOSTNAME="0.0.0.0"
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# 健康检查
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HEALTHCHECK --interval=30s --timeout=10s --start-period=20s --retries=3 \
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CMD wget -qO- http://localhost:3000/ || exit 1
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CMD ["node", "server.js"]
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