help_admin/src/App.tsx

import React from 'react';
import './App.css';
import 'bootstrap/dist/css/bootstrap.min.css';
import {Login} from "./Login";

class App extends React.Component<any, any>{
  render() {

    const login=<Login username="" password=""/>

    return (
        <div className="App">
          {login}
        </div>
    );
  }
}

export default App;