Alteração do acesso às settings, mudança visual na interface de entrar numa turma

lib/features/dashboard/presentation/pages/student_dashboard_page.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:go_router/go_router.dart';
 import '../../../../core/services/auth_service.dart';
 import '../../../../core/theme/app_theme_extension.dart';
+import '../../../../core/routing/app_router.dart';
 import '../widgets/progress_hero_widget.dart';
 import '../widgets/quick_access_widget.dart';
 import '../widgets/student_classes_list_widget.dart';
@@ -104,7 +105,7 @@ class _StudentDashboardPageState extends State<StudentDashboardPage> {
               child: Column(
                 crossAxisAlignment: CrossAxisAlignment.start,
                 children: [
-                  // Header with logout
+                  // Header with logout and settings
                   Row(
                     children: [
                       Expanded(
@@ -131,6 +132,13 @@ class _StudentDashboardPageState extends State<StudentDashboardPage> {
                           ],
                         ),
                       ),
+                      IconButton(
+                        icon: Icon(Icons.settings, color: headerColor),
+                        onPressed: () {
+                          AppRouter.goToSettings(context);
+                        },
+                        tooltip: 'Configurações',
+                      ),
                       IconButton(
                         icon: Icon(Icons.logout, color: headerColor),
                         onPressed: () async {