refactor: save current workspace state including FinlyticAnalyzer fixes, FinlyticApp trade route alignment, and DTO audit documentation

FinlyticApp/lib/features/calendar/models/corporate_event_model.dart

@@ -2,6 +2,7 @@ import 'package:equatable/equatable.dart';
 
 class CorporateEventModel extends Equatable {
   final String id;
+  final String isin;
   final String symbol;
   final String companyName;
   final String eventType;
@@ -15,6 +16,7 @@ class CorporateEventModel extends Equatable {
     required this.eventType,
     required this.eventDate,
     required this.description,
+    required this.isin,
   });
 
   factory CorporateEventModel.fromJson(Map<String, dynamic> json) {
@@ -25,7 +27,8 @@ class CorporateEventModel extends Equatable {
         if (str.contains('.')) {
           final parts = str.split('.');
           if (parts.length >= 3) {
-            return DateTime(int.parse(parts[2]), int.parse(parts[1]), int.parse(parts[0]));
+            return DateTime(
+                int.parse(parts[2]), int.parse(parts[1]), int.parse(parts[0]));
           }
         }
         return DateTime.parse(str);
@@ -36,17 +39,24 @@ class CorporateEventModel extends Equatable {
 
     return CorporateEventModel(
       id: json['id']?.toString() ?? json['Id']?.toString() ?? '',
+      isin: json['isin']?.toString() ?? json['Isin']?.toString() ?? '',
       symbol: json['symbol']?.toString() ?? json['Symbol']?.toString() ?? '',
-      companyName: json['companyName']?.toString() ?? json['CompanyName']?.toString() ?? '',
-      eventType: json['eventType']?.toString() ?? json['EventType']?.toString() ?? '',
+      companyName: json['companyName']?.toString() ??
+          json['CompanyName']?.toString() ??
+          '',
+      eventType:
+          json['eventType']?.toString() ?? json['EventType']?.toString() ?? '',
       eventDate: parseDate(json['eventDate'] ?? json['EventDate']),
-      description: json['description']?.toString() ?? json['Description']?.toString() ?? '',
+      description: json['description']?.toString() ??
+          json['Description']?.toString() ??
+          '',
     );
   }
 
   Map<String, dynamic> toJson() {
     return {
       'id': id,
+      'isin': isin,
       'symbol': symbol,
       'companyName': companyName,
       'eventType': eventType,
@@ -56,5 +66,6 @@ class CorporateEventModel extends Equatable {
   }
 
   @override
-  List<Object?> get props => [id, symbol, companyName, eventType, eventDate, description];
+  List<Object?> get props =>
+      [id, symbol, companyName, eventType, eventDate, description];
 }