feat(nx): upgrade nx 20 and angular 19

apps/testing/29-real-life-application/src/app/app.component.ts

@@ -3,7 +3,6 @@ import { RouterOutlet } from '@angular/router';
 
 @Component({
   selector: 'app-root',
-  standalone: true,
   imports: [RouterOutlet],
   template: `
     <router-outlet></router-outlet>

apps/testing/29-real-life-application/src/app/detail/detail.component.ts

@@ -9,7 +9,6 @@ import { DetailStore } from './detail.store';
 
 @Component({
   selector: 'app-detail',
-  standalone: true,
   imports: [
     MatButtonModule,
     RouterLink,

apps/testing/29-real-life-application/src/app/list/list.component.ts

@@ -12,7 +12,6 @@ import { RowComponent } from './ui/row.component';
 
 @Component({
   selector: 'app-list',
-  standalone: true,
   imports: [
     ReactiveFormsModule,
     AddComponent,

apps/testing/29-real-life-application/src/app/list/ui/add.component.ts

@@ -12,7 +12,6 @@ import { MatInputModule } from '@angular/material/input';
 
 @Component({
   selector: 'app-add',
-  standalone: true,
   imports: [
     ReactiveFormsModule,
     MatFormFieldModule,

apps/testing/29-real-life-application/src/app/list/ui/row.component.ts

@@ -10,7 +10,6 @@ import { Ticket, TicketUser, User } from '../../backend.service';
 
 @Component({
   selector: 'app-row',
-  standalone: true,
   imports: [
     RouterLink,
     ReactiveFormsModule,