feat(App): update Finlytic Flutter app UI and blocs

FinlyticApp/lib/features/asset_detail/bloc/asset_detail_state.dart

@@ -0,0 +1,33 @@
+import 'package:equatable/equatable.dart';
+import 'package:finlytic_app/features/asset_detail/models/fundamental_data_model.dart';
+import 'package:finlytic_app/features/asset_detail/models/technical_analysis_model.dart';
+
+abstract class AssetDetailState extends Equatable {
+  const AssetDetailState();
+
+  @override
+  List<Object?> get props => [];
+}
+
+class AssetDetailInitial extends AssetDetailState {}
+
+class AssetDetailLoading extends AssetDetailState {}
+
+class AssetDetailLoaded extends AssetDetailState {
+  final FundamentalDataModel? fundamentalData;
+  final TechnicalAnalysisModel? technicalAnalysis;
+
+  const AssetDetailLoaded({this.fundamentalData, this.technicalAnalysis});
+
+  @override
+  List<Object?> get props => [fundamentalData, technicalAnalysis];
+}
+
+class AssetDetailError extends AssetDetailState {
+  final String message;
+
+  const AssetDetailError(this.message);
+
+  @override
+  List<Object?> get props => [message];
+}