import { CssBaseline } from '@material-ui/core'; import { ConnectedRouter } from 'connected-react-router'; import React from 'react'; import ReactDOM from 'react-dom'; import { Provider } from 'react-redux'; import App from './App'; import * as serviceWorker from './serviceWorker'; import configureStore, { history } from './store'; const store = configureStore(); ReactDOM.render( <React.StrictMode> <CssBaseline/> <Provider store={store}> <ConnectedRouter history={history}> <App/> </ConnectedRouter> </Provider> </React.StrictMode>, document.getElementById('root'), ); serviceWorker.unregister();