text: import React from 'react';
  import { render } from 'react-dom';
  import { Provider } from 'react-redux';
  import configureStore from './redux/configureStore';
  import App from './components/app';
  // 获取 store
  const store = configureStore();
  render(
    <Provider store={store}>
      {' '}
      <App />{' '}
    </Provider>,
    document.querySelector('#app')
  );
  