Updated contents for all pages and application name

frontend/views/admin/admin-view.ts

@@ -5,6 +5,6 @@ import { View } from '../../views/view';
 @customElement('admin-view')
 export class AdminView extends View {
   render() {
-    return html`<div>Content placeholder</div>`;
+    return html`<div>Admin</div>`;
   }
 }

frontend/views/home/home-view.ts

@@ -5,6 +5,6 @@ import { View } from '../../views/view';
 @customElement('home-view')
 export class HomeView extends View {
   render() {
-    return html`<div>Content placeholder</div>`;
+    return html`<div>Home</div>`;
   }
 }

frontend/views/profile/profile-view.ts

@@ -5,6 +5,6 @@ import { View } from '../../views/view';
 @customElement('profile-view')
 export class ProfileView extends View {
   render() {
-    return html`<div>Content placeholder</div>`;
+    return html`<div>Profile</div>`;
   }
 }