vue-cli3-template 安装工程 yarn install or yarn 运行开发环境并且打开浏览器 yarn run serve 编译生产文件 yarn run build 修复eslint错误 yarn run lint yarn安装和卸载开发依赖 yarn add webpack --dev => yarn remove webpack yarn安装和卸载生产依赖 yarn add webpack => yarn remove webpack yarn安装全部依赖 yarn or yarn install yarn初始化 yarn init