fix phone dashboard

lib/features/client/screens/booking_confirmation_screen.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:go_router/go_router.dart';
 import 'package:intl/intl.dart';
+import '../../../widgets/app_back_button.dart';
 import '../models/booking_result.dart';
 
 const _orange = Color(0xFFFF6B00);
@@ -18,6 +19,7 @@ class BookingConfirmationScreen extends StatelessWidget {
 
     return Scaffold(
       appBar: AppBar(
+        leading: const AppBackButton(fallbackRoute: '/client'),
         title: const Text('Booking Confirmed'),
       ),
       body: SingleChildScrollView(