Added first app template

frontend/login-counter/src/app/components/spinner/spinner.component.html

@@ -0,0 +1,7 @@
+<ng-container *ngIf="spinnerService.showSpinnerState">
+    <div class="spinner-component-wrapper">
+        <div class="spinner-wrapper">
+            <p-progressSpinner styleClass="custom-spinner" animationDuration=".8s"></p-progressSpinner>
+        </div>
+    </div>
+</ng-container>

frontend/login-counter/src/app/components/spinner/spinner.component.spec.ts

@@ -0,0 +1,25 @@
+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { SpinnerComponent } from './spinner.component';
+
+describe('SpinnerComponent', () => {
+  let component: SpinnerComponent;
+  let fixture: ComponentFixture<SpinnerComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      declarations: [ SpinnerComponent ]
+    })
+    .compileComponents();
+  });
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(SpinnerComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

frontend/login-counter/src/app/components/spinner/spinner.component.ts

@@ -0,0 +1,18 @@
+import { Component, OnInit } from '@angular/core';
+import { SpinnerService } from 'src/app/services/spinner/spinner.service';
+
+@Component({
+  selector: 'app-spinner',
+  templateUrl: './spinner.component.html',
+  styleUrls: ['./spinner.component.scss']
+})
+export class SpinnerComponent implements OnInit {
+
+  constructor(
+    public spinnerService: SpinnerService
+  ) { }
+
+  ngOnInit(): void {
+  }
+
+}