feat(expense): add refresh functionality to expense list

lib/view/expense/expense_screen.dart

@@ -26,7 +26,11 @@ class _ExpenseMainScreenState extends State<ExpenseMainScreen> {
   @override
   void initState() {
     super.initState();
-    expenseController.fetchExpenses(); // Load expenses from API
+    expenseController.fetchExpenses();
+  }
+
+  void _refreshExpenses() {
+    expenseController.fetchExpenses();
   }
 
   @override
@@ -41,6 +45,7 @@ class _ExpenseMainScreenState extends State<ExpenseMainScreen> {
               searchController: searchController,
               onChanged: (value) => searchQuery.value = value,
               onFilterTap: _openFilterBottomSheet,
+              onRefreshTap: _refreshExpenses, 
             ),
             _ToggleButtons(isHistoryView: isHistoryView),
             Expanded(
@@ -217,15 +222,18 @@ class _ExpenseAppBar extends StatelessWidget implements PreferredSizeWidget {
 }
 
 // Search and Filter Widget
+
 class _SearchAndFilter extends StatelessWidget {
   final TextEditingController searchController;
   final ValueChanged<String> onChanged;
   final VoidCallback onFilterTap;
+  final VoidCallback onRefreshTap;
 
   const _SearchAndFilter({
     required this.searchController,
     required this.onChanged,
     required this.onFilterTap,
+    required this.onRefreshTap,
   });
 
   @override
@@ -260,6 +268,18 @@ class _SearchAndFilter extends StatelessWidget {
             ),
           ),
           MySpacing.width(8),
+          Tooltip(
+            message: 'Refresh Data',
+            child: InkWell(
+              borderRadius: BorderRadius.circular(24),
+              onTap: onRefreshTap,
+              child: const Padding(
+                padding: EdgeInsets.all(0),
+                child: Icon(Icons.refresh, color: Colors.green, size: 28),
+              ),
+            ),
+          ),
+          MySpacing.width(8),
           IconButton(
             icon: const Icon(Icons.tune, color: Colors.black),
             onPressed: null, // Disabled as per request
@@ -401,7 +421,6 @@ class _ExpenseList extends StatelessWidget {
                   children: [
                     Row(
                       children: [
-              
                         MyText.bodyMedium(
                           expense.expensesType.name,
                           fontWeight: 700,