refactor(overview): untuk top customer itu by barber jika yang login nya barber

app/Http/Controllers/Admin/Dashboard/OverviewController.php

@@ -74,6 +74,9 @@ public function index()
                 DB::raw('COUNT(*) as transaction_count')
             )
             ->orderBy('total_transaction', 'desc')
+            ->when(auth()->user()->role_id === 5, function ($query) {
+                return $query->where('user_id', auth()->id());
+            })
             ->limit(5)
             ->get();