text: import React, { Component } from 'react';
  import Header from "./header"
  import {Route, Switch} from "react-router-dom"
  import Signin from './auth/signin'
  import Signout from './auth/signout'
  import Signup from './auth/signup'
  import Feature from './feature'
  import RequireAuth from './auth/require_auth'
  
  
  export default class App extends Component {
    render() {
      return (
        <div>
          <Header/>
          <Switch>
            <Route path="/signin" component={Signin} />
            <Route path="/signout" component={Signout} />
            <Route path="/signup" component={Signup} />
            <Route path="/feature" component={RequireAuth(Feature)} />
            <Route exact path="/" render={() => <div>welcome to the landing</div>} />
          </Switch>
        </div>
      );
    }
  }
  