chore: move classes add balance fix routes

frontend/src/app/feature/login-success/login-success.component.html

@@ -0,0 +1 @@
+<p>login-success works!</p>

frontend/src/app/feature/login-success/login-success.component.ts

@@ -0,0 +1,26 @@
+import { ChangeDetectionStrategy, Component, inject, OnInit } from '@angular/core';
+import { UserService } from '../../service/user.service';
+import { KeycloakService } from 'keycloak-angular';
+import { Router } from '@angular/router';
+
+@Component({
+  selector: 'app-login-success',
+  standalone: true,
+  imports: [],
+  templateUrl: './login-success.component.html',
+  styleUrl: './login-success.component.css',
+  changeDetection: ChangeDetectionStrategy.OnPush,
+})
+export class LoginSuccessComponent implements OnInit {
+  private userService: UserService = inject(UserService);
+  private keycloakService: KeycloakService = inject(KeycloakService);
+  private router: Router = inject(Router);
+
+  async ngOnInit() {
+    const userProfile = await this.keycloakService.loadUserProfile();
+    const user = await this.userService.getOrCreateUser(userProfile);
+    sessionStorage.setItem('user', JSON.stringify(user));
+
+    this.router.navigate(['']);
+  }
+}