如何使用角度路由设置首页路由网址？

I have only one route in my application so when application starts i want to show route as http://localhost:4200/specialtyQ for some reason now application is not loading i have below code to achieve that , How i can show correct url ?

app-routing.module.ts

import { NgModule } from '@angular/core';
import { Routes, RouterModule } from '@angular/router';
import { AppComponent } from './app.component';


const routes: Routes = [{
  path: '/specialtyQs',
  component: AppComponent
}];

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