yarn npm 镜像切换
NPM
查询当前镜像
npm get registry
设置为淘宝镜像
npm config set registry https://registry.npm.taobao.org/
设置为官方镜像
npm config set registry https://registry.npmjs.org/
Yarn
查询当前镜像
yarn config get registry
设置为淘宝镜像
yarn config set registry https://registry.npm.taobao.org/
设置为官方镜像
yarn config set registry https://registry.yarnpkg.com