32 lines
823 B
Docker
32 lines
823 B
Docker
# 语法：docker/docker-buildx 多阶段构建
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FROM node:20-alpine AS builder
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WORKDIR /app
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# 仅复制依赖清单，利用层缓存
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COPY package*.json ./
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RUN npm ci
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# 复制源码并构建 Nitro 产物到 .output/
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COPY . .
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RUN npm run build
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# ---------- 运行阶段 ----------
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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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HOST=0.0.0.0 \
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PORT=3000
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# 只带运行所需文件，减小镜像体积
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COPY --from=builder /app/.output ./.output
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COPY --from=builder /app/node_modules ./node_modules
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COPY --from=builder /app/package.json ./package.json
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EXPOSE 3000
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# 健康检查：命中 /api/health
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HEALTHCHECK --interval=30s --timeout=5s --start-period=20s --retries=3 \
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CMD wget -qO- http://127.0.0.1:3000/api/health >/dev/null 2>&1 || exit 1
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CMD ["node", ".output/server/index.mjs"]
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