add change

src/app/heroes/heroes.component.html

@@ -1,3 +1,3 @@
-<h2>{{hero.name}} Details</h2>
+<h2>{{hero.name | uppercase}} Details</h2>
 <div><span>id: </span>{{hero.id}}</div>
 <div><span>name: </span>{{hero.name}}</div>

src/app/heroes/heroes.component.ts

@@ -1,5 +1,5 @@
 import { Component } from '@angular/core';
-import { Hero } from './hero';
+import { Hero } from '../hero';
 
 @Component({
   selector: 'app-heroes',