refactor: clear the stock app component

src/app/app.config.ts

@@ -2,7 +2,8 @@ import { ApplicationConfig } from '@angular/core';
 import { provideRouter } from '@angular/router';
 
 import { routes } from './app.routes';
+import { provideAnimationsAsync } from '@angular/platform-browser/animations/async';
 
 export const appConfig: ApplicationConfig = {
-  providers: [provideRouter(routes)]
+  providers: [provideRouter(routes), provideAnimationsAsync()]
 };