content: import React from 'react';
  import { render } from 'react-dom';
  import { Provider } from 'react-redux';
  import {
    BrowserRouter as Router,
    Route,
  } from 'react-router-dom';
  import registerServiceWorker from './registerServiceWorker';
  
  import App from './containers/App';
  import About from './components/About';
  import Header from './containers/Header';
  import configureStore from './store/configureStore';
  import { getUserPosition, getMarkersList } from './actions/MarkerActions';
  
  import './index.css';
  
  const store = configureStore();
  
  store.dispatch(getUserPosition());
  store.dispatch(getMarkersList());
  
  render(
    <Provider store={store}>
      <Router>
        <div>
          <Header />
          <Route exact path="/" component={App} />
          <Route path="/about" component={About} />
        </div>
      </Router>
    </Provider>,
    document.getElementById('root'),
  );
  registerServiceWorker();
  