Angular 19/20 Monorepo in JetBrains IDE

Starting with Angular 19 I keep getting errors like TS-992010: 'imports' is only valid on a component that is standalone. which I see others have fixed on VS Code by updating angular language service 'imports' is only valid on a component that is standalone or by migrating all projects to the same version The LS does not recognise components as being standalone

My projects are already on the same version of Angular 20.1.7.

Any suggestions on how to fix this in JetBrains IDE, specifically Rider 2025.1.5.

@Component({
selector: 'app-admin',
schemas: [CUSTOM_ELEMENTS_SCHEMA],
imports: [CommonModule, ReactiveFormsModule, RouterModule, SharedModule, FormsModule],
templateUrl: './admin.component.html',
styleUrls: ['./admin.component.scss'],
changeDetection: ChangeDetectionStrategy.OnPush
})
export class AdminComponent implements OnInit, AfterViewInit {

Continue reading...