feat: enhance app component with OnPush change detection strategy

Author: geromegrignon

src/app/app.ts

@@ -1,10 +1,11 @@
-import { Component } from '@angular/core';
+import { ChangeDetectionStrategy, Component } from '@angular/core';
 import { Navigation } from './components/navigation/navigation';
 
 @Component({
   selector: 'app-root',
   imports: [Navigation],
   template: `<app-navigation class="h-full"></app-navigation>`,
+  changeDetection: ChangeDetectionStrategy.OnPush,
   styles: [
     `
       :host {