javascript/grid-ui/src/index.tsx

// Licensed to the Software Freedom Conservancy (SFC) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The SFC licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

import { CssBaseline } from '@mui/material'
import { StyledEngineProvider, ThemeProvider } from '@mui/material/styles'
import React from 'react'
import ReactDOM from 'react-dom/client'
import { HashRouter as Router } from 'react-router-dom'
import App from './App'
import * as serviceWorker from './serviceWorker'
import theme from './theme/theme'
import './index.css'

const root = ReactDOM.createRoot(
  document.getElementById('root') as HTMLElement
)

root.render(
  <React.StrictMode>
    <StyledEngineProvider injectFirst>
      <ThemeProvider theme={theme}>
        <CssBaseline/>
        <Router>
          <App/>
        </Router>
      </ThemeProvider>
    </StyledEngineProvider>
  </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.
// Learn more about service workers: https://bit.ly/CRA-PWA
serviceWorker.unregister()