react全家桶安装包

npm install react-app-rewired@2.0.2-next.0 babel-plugin-import --save
npm install --save-dev babel-plugin-transform-decorators-legacy
npm install antd --save
npm install redux -S
npm install react-redux -S
npm install redux-thunk redux-logger --save
npm  install react-router-dom -S

https://www.bookstack.cn/read/umijs-3.x/docs-upgrade-to-umi-3.zh-CN.md

在工程根目录创建：文件名config-overrides.js

const { injectBabelPlugin } = require("react-app-rewired");

module.exports = function override(config, env) {

  config = injectBabelPlugin(

    // 在默认配置基础上注入

    // 插件名，插件配置

    ["import", { libraryName: "antd", libraryDirectory: "es", style: "css" }],

    config

  );

 

  config = injectBabelPlugin(

    ["@babel/plugin-proposal-decorators", { legacy: true }],

    config

  );

  return config;

};

// @babel/plugin-proposal-decorators装饰器