Chore: Check for deprecations using eslint plugin

Chore: environment file replacement stopped.
Chore: All components are now standalone and removed all modules
Chore: App routing is now in app.routes and similarly for all submodules
Chore: Http interceptors are now functional and split refresh interceptor into a separate one.

overlord/src/app/auth/logout/logout.component.spec.ts

@@ -1,6 +1,4 @@
-import { provideHttpClient, withInterceptorsFromDi } from '@angular/common/http';
-import { ComponentFixture, TestBed, waitForAsync } from '@angular/core/testing';
-import { RouterTestingModule } from '@angular/router/testing';
+import { ComponentFixture, TestBed } from '@angular/core/testing';
 
 import { LogoutComponent } from './logout.component';
 
@@ -8,15 +6,11 @@ describe('LogoutComponent', () => {
   let component: LogoutComponent;
   let fixture: ComponentFixture<LogoutComponent>;
 
-  beforeEach(waitForAsync(() => {
-    TestBed.configureTestingModule({
-      declarations: [LogoutComponent],
-      imports: [RouterTestingModule],
-      providers: [provideHttpClient(withInterceptorsFromDi())],
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      imports: [LogoutComponent],
     }).compileComponents();
-  }));
 
-  beforeEach(() => {
     fixture = TestBed.createComponent(LogoutComponent);
     component = fixture.componentInstance;
     fixture.detectChanges();

overlord/src/app/auth/logout/logout.component.ts

@@ -7,6 +7,7 @@ import { AuthService } from '../auth.service';
 @Component({
   selector: 'app-logout',
   template: '',
+  standalone: true,
 })
 export class LogoutComponent implements OnInit {
   constructor(