text: import React from 'react';
  import ReactDOM from 'react-dom';
  import thunk from 'redux-thunk'
  import Immutable from 'immutable'
  import {createStore, applyMiddleware, compose} from 'redux'
  // import * as serviceWorker from '../serviceWorker';
  import Router from './router';
  import reducer from './reducer'
  import './index.scss'
  import 'bootstrap/dist/css/bootstrap.min.css'
  
  const composeEnhancers =
    typeof window === 'object' &&
    window.__REDUX_DEVTOOLS_EXTENSION_COMPOSE__ ?   
      window.__REDUX_DEVTOOLS_EXTENSION_COMPOSE__({
          serialize: { // prettier-ignore
              immutable: Immutable
          }
      }) : compose;
  const store = createStore(reducer, composeEnhancers(applyMiddleware(thunk)))
  
  ReactDOM.render(<Router store={store} />, document.getElementById('root'));
  
  // serviceWorker.unregister();
  