text: import {createStore, applyMiddleware} from 'redux';
  import thunk from 'redux-thunk';
  import {composeWithDevTools} from 'redux-devtools-extension';
  import reducer from './ducks';
  
  const configureStore = (preloadedState) => createStore(reducer, preloadedState,
                                     composeWithDevTools(applyMiddleware(thunk)));
  
  export default configureStore;