feat(student-profile): implement Priority 1 operational hub with tabs, inline document workflows, and audit history

frontend/lib/domain/repositories/student_repository.dart

@@ -4,6 +4,7 @@ import 'package:flutter_secure_storage/flutter_secure_storage.dart';
 import 'package:socket_io_client/socket_io_client.dart' as IO;
 import '../../core/network/api_constants.dart';
 import '../entities/student_model.dart';
+import '../entities/dashboard_models.dart' show RecentActivity;
 
 /// Paginated student list returned from the API.
 class StudentPage {
@@ -581,4 +582,25 @@ class StudentRepository {
       throw Exception(msg);
     }
   }
+
+  // ----------------------------------------------------------------
+  // Fetch Student Audit / Activity Log
+  // ----------------------------------------------------------------
+  Future<List<RecentActivity>> getStudentActivities(int studentId) async {
+    try {
+      final options = await _getAuthOptions();
+      final response = await _dio.get(
+        '/students/$studentId/activities',
+        options: options,
+      );
+      final list = (response.data['activities'] as List?) ?? [];
+      return list
+          .map((a) => RecentActivity.fromJson(a as Map<String, dynamic>))
+          .toList();
+    } on DioException catch (e) {
+      final msg =
+          e.response?.data?['message'] ?? 'Failed to fetch student activities.';
+      throw Exception(msg);
+    }
+  }
 }

frontend/lib/ui/providers/document_provider.dart

@@ -3,6 +3,7 @@ import 'package:flutter_riverpod/flutter_riverpod.dart';
 import '../../domain/repositories/document_repository.dart';
 import '../../domain/entities/document_requirement_model.dart';
 import '../../domain/entities/folder_model.dart';
+import '../../domain/entities/document_model.dart';
 import 'student_provider.dart';
 
 final documentRepositoryProvider = Provider<DocumentRepository>((ref) {
@@ -146,7 +147,7 @@ final documentPageProvider = FutureProvider.autoDispose<DocumentPage>((
 // Student-specific documents provider
 // ============================================================
 final studentDocumentsProvider = FutureProvider.family
-    .autoDispose<List<dynamic>, int>((ref, studentId) async {
+    .autoDispose<List<DocumentModel>, int>((ref, studentId) async {
       final repo = ref.read(documentRepositoryProvider);
       return repo.getDocumentsByStudent(studentId);
     });

frontend/lib/ui/providers/student_provider.dart

@@ -5,6 +5,7 @@ import 'package:flutter_secure_storage/flutter_secure_storage.dart';
 import '../../core/network/api_constants.dart';
 import '../../domain/repositories/student_repository.dart';
 import '../../domain/entities/student_model.dart';
+import '../../domain/entities/dashboard_models.dart' show RecentActivity;
 
 // ============================================================
 // Academic Years Model
@@ -68,6 +69,15 @@ final studentDetailProvider = FutureProvider.family
       return repo.getStudentById(studentId);
     });
 
+// ============================================================
+// Student Activities / Audit Trail Provider
+// ============================================================
+final studentActivitiesProvider = FutureProvider.family
+    .autoDispose<List<RecentActivity>, int>((ref, studentId) async {
+      final repo = ref.read(studentRepositoryProvider);
+      return repo.getStudentActivities(studentId);
+    });
+
 // ============================================================
 // Query params state — drives what the list shows
 // ============================================================

frontend/lib/ui/screens/documentation/documentation_screen.dart

@@ -86,7 +86,7 @@ class _DocumentationScreenState extends State<DocumentationScreen> {
         elevation: 1,
         titleSpacing: 0,
         leading: IconButton(
-          icon: const Icon(Icons.arrow_back),
+          icon: const Icon(Icons.arrow_back, color: Colors.white),
           tooltip: 'Back to Application',
           onPressed: () => Navigator.of(context).pop(),
         ),
@@ -130,12 +130,12 @@ class _DocumentationScreenState extends State<DocumentationScreen> {
         ),
         actions: [
           IconButton(
-            icon: const Icon(Icons.open_in_browser_rounded, size: 20),
+            icon: const Icon(Icons.open_in_browser_rounded, size: 20, color: Colors.white),
             tooltip: 'Open in External Browser',
             onPressed: _openInBrowser,
           ),
           IconButton(
-            icon: const Icon(Icons.close, size: 20),
+            icon: const Icon(Icons.close, size: 20, color: Colors.white),
             tooltip: 'Close Documentation',
             onPressed: () => Navigator.of(context).pop(),
           ),