Resolve "Frontend: Bruker form"

Closes #8 (closed)

client/src/app/posts/post-details/post-details.component.html

@@ -5,3 +5,6 @@
 <br>
 <p>Publiseringstidspunkt: {{post.getTimestamp}}</p>
 <p>Eier: {{post.getOwner}}</p>
+
+<app-button text="Rediger annonse" (click)="editPost()"></app-button>
+<app-button text="Slett annonse" (click)="deletePost()"></app-button>