fixed a context used across async gap warning and removed comments

lib/config/themes.dart

@@ -24,7 +24,6 @@ class AppThemes {
       brightness: Brightness.light, // Explicitly set for a light theme
     );
 
-// Create the ThemeData from the ColorScheme
     return ThemeData.from(
       colorScheme: colorScheme,
       useMaterial3: true, // Recommended for modern Flutter apps

lib/features/beneficiaries/screens/beneficiary_details_screen.dart

@@ -16,12 +16,13 @@ class BeneficiaryDetailsScreen extends StatelessWidget {
   void _deleteBeneficiary(BuildContext context) async {
     try {
       await service.deleteBeneficiary(beneficiary.accountNo);
+      if (!context.mounted) {
+        return;
+      }
       _showSuccessDialog(context);
     } catch (e) {
       ScaffoldMessenger.of(context).showSnackBar(
-        SnackBar(
-            content: Text(
-                '${AppLocalizations.of(context).failedToDeleteBeneficiary}: $e')),
+        SnackBar(content: Text('Failed to delete beneficiary: $e')),
       );
     }
   }
@@ -31,12 +32,11 @@ class BeneficiaryDetailsScreen extends StatelessWidget {
       context: context,
       builder: (BuildContext context) {
         return AlertDialog(
-          title: Text(AppLocalizations.of(context).success),
-          content:
-              Text(AppLocalizations.of(context).beneficiaryDeletedSuccessfully),
+          title: const Text('Success'),
+          content: const Text('Beneficiary deleted successfully.'),
           actions: <Widget>[
             TextButton(
-              child: Text(AppLocalizations.of(context).ok),
+              child: const Text('OK'),
               onPressed: () {
                 Navigator.of(context).popUntil((route) => route.isFirst);
               },
@@ -52,18 +52,18 @@ class BeneficiaryDetailsScreen extends StatelessWidget {
       context: context,
       builder: (BuildContext context) {
         return AlertDialog(
-          title: Text(AppLocalizations.of(context).deleteBeneficiary),
-          content: Text(AppLocalizations.of(context)
-              .areYouSureYouWantToDeleteThisBeneficiary),
+          title: const Text('Delete Beneficiary'),
+          content:
+              const Text('Are you sure you want to delete this beneficiary?'),
           actions: <Widget>[
             TextButton(
-              child: Text(AppLocalizations.of(context).cancel),
+              child: const Text('Cancel'),
               onPressed: () {
                 Navigator.of(context).pop();
               },
             ),
             TextButton(
-              child: Text(AppLocalizations.of(context).delete),
+              child: const Text('Delete'),
               onPressed: () {
                 //Navigator.of(context).pop();
                 _deleteBeneficiary(context);