Manage Beneficiary UI

lib/features/beneficiaries/screens/beneficiary_result_page.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:lottie/lottie.dart';
 import 'package:confetti/confetti.dart';
 import 'dart:math';
+import '../../../app.dart';
 import '../../../l10n/app_localizations.dart';
 
 class BeneficiaryResultPage extends StatefulWidget {
@@ -65,6 +66,34 @@ class _BeneficiaryResultPageState extends State<BeneficiaryResultPage> {
               ),
             ],
           ),
+Positioned(
+  bottom: 20, // keep it slightly above the very bottom
+  left: 16,
+  right: 16,
+  child: SizedBox(
+    height: 56, // larger button height
+    child: ElevatedButton(
+      onPressed: () {
+        Navigator.pushReplacement( // ensures back goes to ScaffoldScreen
+          context,
+          MaterialPageRoute(
+            builder: (context) => const NavigationScaffold(),
+          ),
+        );
+      },
+      style: ElevatedButton.styleFrom(
+        shape: const StadiumBorder(),
+        padding: const EdgeInsets.symmetric(vertical: 12),
+        backgroundColor: Theme.of(context).primaryColorDark,
+        foregroundColor: Theme.of(context).scaffoldBackgroundColor,
+      ),
+      child: Text(
+        AppLocalizations.of(context).done,
+        style: const TextStyle(fontSize: 18), // slightly bigger text
+      ),
+    ),
+  ),
+),
           if (widget.isSuccess)
             Align(
               alignment: Alignment.topCenter,