sub-route for app-routing module

landing-route-routing.module.ts

import { NgModule } from '@angular/core';
import { RouterModule, Routes } from '@angular/router';
import { LandingRouteComponent } from './landing-route.component';

/**
 * Since this route is lazy loaded in the app-routing.module.ts we will declare a blank
 * path here and give it the component we wish to load at the current route.
 */
const routes: Routes = [{ path: '', component: LandingRouteComponent, children: [
  { path: 'variation1', loadChildren: () => import('./variation-1/variation-1.module.ts').then((mod) => mod.Variation1Module) }
] }];

@NgModule({
  imports: [RouterModule.forChild(routes)],
  exports: [RouterModule],
})
export class LandingRouteRoutingModule {}