feat(navigation): add navigation bar component and update app layout

src/app/components/navigation-bar/navigation-bar.component.html

@@ -0,0 +1 @@
+<p>navigation-bar works!</p>

src/app/components/navigation-bar/navigation-bar.component.spec.ts

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

src/app/components/navigation-bar/navigation-bar.component.ts

@@ -0,0 +1,12 @@
+import { Component } from '@angular/core';
+
+@Component({
+  selector: 'app-navigation-bar',
+  standalone: true,
+  imports: [],
+  templateUrl: './navigation-bar.component.html',
+  styleUrl: './navigation-bar.component.css'
+})
+export class NavigationBarComponent {
+
+}