feat: add ngrx store implementation

src/app/app.spec.ts

@@ -1,23 +1,25 @@
-import { TestBed } from '@angular/core/testing';
-import { App } from './app';
+import { TestBed } from "@angular/core/testing";
+import { App } from "./app";
 
-describe('App', () => {
+describe("App", () => {
   beforeEach(async () => {
     await TestBed.configureTestingModule({
       imports: [App],
     }).compileComponents();
   });
 
-  it('should create the app', () => {
+  it("should create the app", () => {
     const fixture = TestBed.createComponent(App);
     const app = fixture.componentInstance;
     expect(app).toBeTruthy();
   });
 
-  it('should render title', async () => {
+  it("should render title", async () => {
     const fixture = TestBed.createComponent(App);
     await fixture.whenStable();
     const compiled = fixture.nativeElement as HTMLElement;
-    expect(compiled.querySelector('h1')?.textContent).toContain('Hello, ngrx-playground');
+    expect(compiled.querySelector("h1")?.textContent).toContain(
+      "Hello, ngrx-playground",
+    );
   });
 });