前端项目配置下载源
- npm:
- npm config set registry registry=https://registry.npmmirror.com -g
 - 验证: npm config get registry
 
 - yarn:
- yarn config set registry registry=https://registry.npmmirror.com -g
 - yarn config get registry
 - yarn找不到, 需要管理员在命令行: set-executionpolicy remotesigned
 
 - pnpm:
- pnpm config set registry https://registry.npmmirror.com/
 - pnpm config get registry