text: import React from 'react';
  import { Meteor } from 'meteor/meteor';
  import { render } from 'react-dom';
  import {
    createTheme,
    ThemeProvider,
    StyledEngineProvider,
    CssBaseline
  } from '@mui/material';
  import { App } from '/imports/ui/App';
  import Authenticator from '../imports/ui/Authenticator';
  
  const theme = createTheme();
  
  render(<StyledEngineProvider injectFirst>
    <ThemeProvider theme={theme}>
      <CssBaseline />
      <Authenticator >
        <App />
      </Authenticator>
    </ThemeProvider>
  </StyledEngineProvider>, document.getElementById('react-target'));
  