claude refactorings, flutter best practices, platform dependent changes, general cleanup

lib/state/app/modules/chat/repository/chat_repository.dart

@@ -1,6 +1,6 @@
 import '../../../infrastructure/repository/repository.dart';
 import '../bloc/chat_state.dart';
-import '../dataProvider/chat_data_provider.dart';
+import '../data_provider/chat_data_provider.dart';
 
 class ChatRepository extends Repository<ChatState> {
   final ChatDataProvider _provider;