fixed login dialog reporting issues and responsiveness problem

src/app/login/login.component.ts

@@ -1,4 +1,4 @@
-import { Component, inject } from '@angular/core';
+import { ChangeDetectorRef, Component, inject } from '@angular/core';
 import { CommonModule } from '@angular/common';
 import { FormsModule } from '@angular/forms';
 import { Router } from '@angular/router';
@@ -16,6 +16,7 @@ import { AuthService } from '../services/auth.service';
 export class LoginComponent {
   private auth = inject(AuthService);
   private router = inject(Router);
+  private cdr = inject(ChangeDetectorRef);
 
   username = '';
   password = '';
@@ -42,6 +43,7 @@ export class LoginComponent {
       this.error = typeof body === 'string' ? body : 'Login failed. Please try again.';
     } finally {
       this.loading = false;
+      this.cdr.detectChanges();
     }
   }
 }