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dockerfile

Dockerfie 官方文档:https://docs.docker.com/engine/reference/builder/

Dockerfile 最佳实践文档:https://docs.docker.com/develop/develop-images/dockerfile_best-practices/

Docker 官方镜像 Dockerfile:https://github.com/docker-library/docs

bash
FROM node:8.4
COPY . /app
WORKDIR /app
RUN npm install --registry=https://registry.npm.taobao.org
EXPOSE 3000

COPY . 至 iamge 的/app 目录

WORKDIR 指定工作目录为/app

EXPOSE 暴露 3000 端口