Configure keycloak (#4)

Co-authored-by: Phan Huy Tran <p.tran@neusta.de>
Reviewed-on: #4
Co-authored-by: ptran <huydw@proton.me>
Co-committed-by: ptran <huydw@proton.me>

src/app/app.routes.ts

@@ -1,7 +1,7 @@
 import {Routes} from '@angular/router';
 import {EmployeeListComponent} from "./employee-list/employee-list.component";
 import {LoginComponent} from "./login/login.component";
-import {AuthGuardService} from "./auth-guard.service";
+import {AuthGuardService} from "./services/auth-guard.service";
 
 export const routes: Routes = [
   {path: 'login', component: LoginComponent},