create-personal-react-app/templates/src/app/core/components/modules/MainHeader/index.js

A thin wrapper around Facebook's create-react-app

import React from 'react';
import MainNavigation from '../MainNavigation';
import './index.scss';

const MainHeader = () => (
  <header className="main-header">
    <h1 className="main-header__title">Admin</h1>
    <MainNavigation />
  </header>
);

export default MainHeader;