Refactor code structure for improved readability and maintainability

src/app/services/loader.service.spec.ts

@@ -0,0 +1,16 @@
+import { TestBed } from '@angular/core/testing';
+
+import { LoaderService } from './loader.service';
+
+describe('LoaderService', () => {
+  let service: LoaderService;
+
+  beforeEach(() => {
+    TestBed.configureTestingModule({});
+    service = TestBed.inject(LoaderService);
+  });
+
+  it('should be created', () => {
+    expect(service).toBeTruthy();
+  });
+});

src/app/services/loader.service.ts

@@ -0,0 +1,16 @@
+import { Injectable, signal } from '@angular/core';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class LoaderService {
+  private loading = signal(false);
+  
+  setLoading(loading: boolean){
+    this.loading.set(loading);
+  }
+
+  getLoading(): boolean{
+    return this.loading();
+  }
+}