Navigation Service

• Switch to using a navigation service
• If internal add internal apps in dropdown and dashboard

projects/nshmp-apps/src/app/error-pages/404/404.component.spec.ts

+import {provideHttpClient} from '@angular/common/http';
 import {ComponentFixture, TestBed} from '@angular/core/testing';
 import {provideNoopAnimations} from '@angular/platform-browser/animations';
 import {provideRouter} from '@angular/router';
@@ -11,7 +12,11 @@ describe('Error404Component', () => {
   beforeEach(async () => {
     await TestBed.configureTestingModule({
       imports: [Error404Component],
-      providers: [provideRouter([]), provideNoopAnimations()],
+      providers: [
+        provideRouter([]),
+        provideNoopAnimations(),
+        provideHttpClient(),
+      ],
     }).compileComponents();
   });