S12 - Async feedback for scheduling

agiledancers-fe/src/app/app.spec.ts

@@ -1,12 +1,17 @@
 import { TestBed } from '@angular/core/testing';
 import { provideRouter } from '@angular/router';
 import { App } from './app';
+import { SchedulingStatus } from './core/scheduling-status';
+import { signal } from '@angular/core';
 
 describe('Application shell', () => {
   it('provides navigation and a keyboard skip link', async () => {
     await TestBed.configureTestingModule({
       imports: [App],
-      providers: [provideRouter([])],
+      providers: [
+        provideRouter([]),
+        { provide: SchedulingStatus, useValue: { connect: vi.fn(), notifications: signal([]) } },
+      ],
     }).compileComponents();
     const fixture = TestBed.createComponent(App);
     await fixture.whenStable();