28 lines
719 B
Docker
28 lines
719 B
Docker
# 分层构建：依赖与代码分离，仅代码变更时只重建 COPY 及以后层
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FROM node:20-alpine
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WORKDIR /app
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# 使用国内镜像源，加快安装并减少网络卡死
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RUN npm config set registry https://registry.npmmirror.com \
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&& npm config set fetch-retries 5 \
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&& npm config set fetch-timeout 60000 \
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&& npm config set fetch-retry-mintimeout 10000
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# 依赖层：只有 package.json / package-lock 变更时才重建
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COPY package.json ./
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RUN npm install --prefer-offline --no-audit --progress=false
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# 代码层：业务代码变更只重建此层及后续 build
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COPY . .
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ENV NODE_ENV=production
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ENV NEXT_TELEMETRY_DISABLED=1
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RUN npm run build
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EXPOSE 3000
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CMD ["npm", "run", "start"]
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