feat: initial scaffolding

apps/frontend/src/app/app.spec.ts

@@ -0,0 +1,20 @@
+import { TestBed } from '@angular/core/testing';
+import { App } from './app';
+import { NxWelcome } from './nx-welcome';
+
+describe('App', () => {
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      imports: [App, NxWelcome],
+    }).compileComponents();
+  });
+
+  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(
+      'Welcome frontend',
+    );
+  });
+});