feat: show active local model in Flutter UI

SovereignAI-Starter/flutter_app/lib/core/network/api_repository.dart

@@ -22,6 +22,13 @@ class ApiRepository {
   void setBaseUrl(String value) =>
       _baseUrl = value.replaceFirst(RegExp(r'/+$'), '');
 
+  Future<String> getModelName() async {
+    final response = await http.get(Uri.parse('$_baseUrl/health'));
+    _checkStatus(response);
+    final data = jsonDecode(response.body) as Map<String, dynamic>;
+    return data['model'] as String? ?? 'نموذج غير معروف';
+  }
+
   Future<String> _userId() async {
     final cached = _cachedUserId;
     if (cached != null) return cached;

SovereignAI-Starter/flutter_app/lib/features/chat/presentation/cubit/chat_cubit.dart

@@ -6,10 +6,20 @@ import 'chat_state.dart';
 class ChatCubit extends Cubit<ChatState> {
   ChatCubit(this._api) : super(ChatState(apiBaseUrl: _api.baseUrl)) {
     _loadHistory();
+    _loadModelName();
   }
 
   final ApiRepository _api;
 
+  Future<void> _loadModelName() async {
+    try {
+      final modelName = await _api.getModelName();
+      if (!isClosed) emit(state.copyWith(modelName: modelName));
+    } catch (_) {
+      if (!isClosed) emit(state.copyWith(modelName: 'تعذر الاتصال بالخادم'));
+    }
+  }
+
   Future<void> _loadHistory() async {
     try {
       final conversations = await _api.listConversations();
@@ -172,5 +182,6 @@ class ChatCubit extends Cubit<ChatState> {
     if (url.isEmpty) return;
     _api.setBaseUrl(url);
     emit(state.copyWith(apiBaseUrl: _api.baseUrl, clearError: true));
+    _loadModelName();
   }
 }

SovereignAI-Starter/flutter_app/lib/features/chat/presentation/cubit/chat_state.dart

@@ -60,6 +60,7 @@ class ChatState {
     this.isLoadingHistory = true,
     this.isSending = false,
     this.error,
+    this.modelName = 'جارٍ اكتشاف النموذج…',
     required this.apiBaseUrl,
   });
 
@@ -69,6 +70,7 @@ class ChatState {
   final bool isLoadingHistory;
   final bool isSending;
   final String? error;
+  final String modelName;
   final String apiBaseUrl;
 
   ChatState copyWith({
@@ -80,6 +82,7 @@ class ChatState {
     bool? isSending,
     String? error,
     bool clearError = false,
+    String? modelName,
     String? apiBaseUrl,
   }) => ChatState(
     messages: messages ?? this.messages,
@@ -91,6 +94,7 @@ class ChatState {
     isLoadingHistory: isLoadingHistory ?? this.isLoadingHistory,
     isSending: isSending ?? this.isSending,
     error: clearError ? null : (error ?? this.error),
+    modelName: modelName ?? this.modelName,
     apiBaseUrl: apiBaseUrl ?? this.apiBaseUrl,
   );
 }

SovereignAI-Starter/flutter_app/lib/features/chat/presentation/pages/chat_page.dart

@@ -293,8 +293,8 @@ class _ChatPageState extends State<ChatPage> {
                   ],
                 ),
                 const SizedBox(height: 7),
-                const Text(
+                Text(
-                  'qwen2.5:1.5b-instruct-q4_K_M',
+                  chat.modelName,
                   textDirection: TextDirection.ltr,
                   style: TextStyle(fontSize: 10, color: Color(0xFF718078)),
                 ),