content: import React from 'react';
  import { Route, NotFoundRoute } from 'react-router';
  import Index from './index/Index.jsx';
  import Signin from './index/Signin.jsx';
  import Register from './index/Register.jsx';
  import Hello from './index/Hello.jsx';
  import Profile from './user/Profile.jsx';
  import NotFound from './NotFound.jsx';
  
  export default function () {
    return [
      <Route name="root" handler={Index}>
        <Route name="signin" path="/signin" handler={Signin}/>
        <Route name="register" path="/register" handler={Register}/>
        <Route name="profile" path="/profile" handler={Profile}/>
        <Route name="index" path="/" handler={Hello} />
      </Route>,
      <NotFoundRoute name="not-found" handler={NotFound} />
    ];
  }
  