#medium

index.js

import React from 'react';
import { BrowserRouter, Routes, Route } from "react-router-dom";
import ReactDOM from 'react-dom/client';
import './index.css';
import App from './App';
import Twittercallback from './TwitterCallback'; //new
import reportWebVitals from './reportWebVitals';

const root = ReactDOM.createRoot(document.getElementById('root'));
root.render(
  <> {/*new*/}
    <BrowserRouter>
      <Routes>
        <Route path="/" element={<App/>} />
        <Route path="/twitter_auth_callback" element={<Twittercallback/>} />
      </Routes>
    </BrowserRouter>
  </>
);

// If you want to start measuring performance in your app, pass a function
// to log results (for example: reportWebVitals(console.log))
// or send to an analytics endpoint. Learn more: https://bit.ly/CRA-vitals
reportWebVitals();