创建 umi 项目
首先，在新目录下使用 yarn create umi
$ mkdir myapp && cd myapp
$ yarn create umi
选择 project，
? Select the boilerplate type (Use arrow keys)
ant-design-pro - Create project with an layout-only ant-design-pro boilerplate, use together with umi block.
❯ app - Create project with a simple boilerplate, support typescript.
block - Create a umi block.
library - Create a library with umi.
plugin - Create a umi plugin.
选择是否使用 TypeScript，
? Do you want to use typescript? (y/N)
然后，选择你需要的功能，功能介绍详见 plugin/umi-plugin-react，
? What functionality do you want to enable? (Press <space> to select, <a> to toggle all, <i> to invert selection)
❯◯ antd
◯ dva
◯ code splitting
◯ dll
确定后，会根据你的选择自动创建好目录和文件，
create package.json
create .gitignore
create .editorconfig
create .env
create .eslintrc
create .prettierignore
create .prettierrc
create .umirc.js
create mock/.gitkeep
create src/app.js
create src/assets/yay.jpg
create src/global.css
create src/layouts/index.css
create src/layouts/index.js
create src/models/.gitkeep
create src/pages/index.css
create src/pages/index.js
create webpack.config.js
✨ File Generate Done
✨ Done in 161.20s.
然后安装依赖，
$ yarn
最后通过 yarn start 启动本地开发，
$ yarn start
在浏览器打开 http://localhost:8000即可。
