Fixed bugs

kifi-app/lib/features/inventory/presentation/daily_rates_screen.dart

@@ -135,7 +135,12 @@ class _DailyRatesScreenState extends ConsumerState<DailyRatesScreen> {
             );
           }
 
-          return ListView.builder(
+          return RefreshIndicator(
+            onRefresh: () async {
+              ref.invalidate(productCategoriesProvider);
+              await ref.read(productCategoriesProvider.future);
+            },
+            child: ListView.builder(
             padding: const EdgeInsets.all(16),
             itemCount: commodities.length,
             itemBuilder: (context, index) {
@@ -314,7 +319,7 @@ class _DailyRatesScreenState extends ConsumerState<DailyRatesScreen> {
                 ),
               );
             },
-          );
+          ));
         },
         loading: () => const Center(child: CircularProgressIndicator()),
         error: (err, stack) => Center(child: Text('Error: $err')),