message: Cleanup for react 18
diff: +import { createRoot } from 'react-dom/client';
  import React from 'react';
  -import ReactDOM from 'react-dom';
  import { GoogleReCaptchaProvider } from 'react-google-recaptcha-v3';
  import App from './App';
  import './index.css';
  import * as serviceWorker from './serviceWorker';
  -ReactDOM.render(
  - <React.StrictMode>
  +const el = document.getElementById('root')
  +if (el) {
  + const root = createRoot(el)
  + root.render(<React.StrictMode>
  <GoogleReCaptchaProvider
  reCaptchaKey={process.env.REACT_APP_RECAPTCHA_SITE_KEY}
  >
  <App />
  </GoogleReCaptchaProvider>
  - </React.StrictMode>,
  - document.getElementById("root")
  -);
  + </React.StrictMode>)
  +
  +}
  // If you want your app to work offline and load faster, you can change
  // unregister() to register() below. Note this comes with some pitfalls.
  