text: import React from 'react';
  import ReactDOM from 'react-dom';
  import Main from './Main.jsx';
  import GrammarMatcher from '../src/GrammarMatcher';
  
  const nlpHost = process.env.NLP_HOST || 'http://localhost:9000';
  GrammarMatcher.defaultNlpHost = nlpHost;
  
  ReactDOM.render(React.createElement(Main), document.getElementById('root'));
  