feat: refactor ExpenseDetailScreen to use tagged controller for improved state management

lib/helpers/widgets/expense/expense_main_components.dart

@@ -303,12 +303,9 @@ class ExpenseList extends StatelessWidget {
           child: InkWell(
             borderRadius: BorderRadius.circular(8),
             onTap: () async {
-              final result = await Get.to(
+              await Get.to(
                 () => ExpenseDetailScreen(expenseId: expense.id),
               );
-              if (result == true && onViewDetail != null) {
-                await onViewDetail!();
-              }
             },
             child: Padding(
               padding: const EdgeInsets.symmetric(vertical: 8),

lib/view/expense/expense_detail_screen.dart

@@ -33,21 +33,27 @@ class ExpenseDetailScreen extends StatefulWidget {
 
 class _ExpenseDetailScreenState extends State<ExpenseDetailScreen>
     with UIMixin {
-  final controller = Get.put(ExpenseDetailController());
+  late final ExpenseDetailController controller;
   final projectController = Get.find<ProjectController>();
   final permissionController = Get.put(PermissionController());
 
   EmployeeInfo? employeeInfo;
   final RxBool canSubmit = false.obs;
   bool _checkedPermission = false;
-
   @override
   void initState() {
     super.initState();
+    controller = Get.put(ExpenseDetailController(), tag: widget.expenseId);
     controller.init(widget.expenseId);
     _loadEmployeeInfo();
   }
 
+  @override
+  void dispose() {
+    Get.delete<ExpenseDetailController>(tag: widget.expenseId);
+    super.dispose();
+  }
+
   void _loadEmployeeInfo() async {
     final info = await LocalStorage.getEmployeeInfo();
     employeeInfo = info;