<h1>
  {{title}}
  <h2>This is added in feature one.</h2>
  <h2>Add something on master.</h2>
</h1>

<h1>{{title}}</h1>
<h2>My heroes</h2>
<ul class="heroes">
  <li [class.selected]="hero === selectedHero" *ngFor="let hero of heroes" (click)="onSelect(hero)">
    <span class="badge">{{hero.id}}</span> {{hero.name}}
  </li>
</ul>

<div *ngIf="selectedHero">
  <h2>{{selectedHero.name}} details!</h2>
  <div><label>id: </label>{{selectedHero.id}}</div>
  <div>
      <label>name: </label>
      <input [(ngModel)]="selectedHero.name" placeholder="name"/>
  </div>
</div>

Complete the main page logic. 1. Add list. 2. Add detail.
Complete the main page logic.
  1. Add list.
  2. Add detail.
