React-Redux-Saga样板 提供 React^ 17.x React-Router-dom 5.x react-helmet-async 1.x 样式化组件5.x Redux 4.x redux-saga 1.x redux-persist 6.x 发展历程 webpack-dev-server 3.x React刷新0.9 redux-devtools（带有浏览器插件） npm start 建造 webpack 4.x 通天塔7.x npm run build