limit recent orders visibility to last 5

shop/components/admin/recent-orders.tsx

@@ -92,11 +92,11 @@ export function AdminRecentOrders() {
               Aktualisiert: {lastChecked.toLocaleTimeString('de-DE')}
             </span>
           </div>
-          <div className="space-y-3">
+          <div className="space-y-3 max-h-96 overflow-y-auto">
             {orders.length === 0 ? (
               <p className="text-slate-500 text-sm italic text-center py-8">Noch keine Bestellungen</p>
             ) : (
-              orders.map(order => {
+              orders.slice(0, 5).map(order => {
                 const isNew = newOrderIds.has(order.id)
                 const customerName =
                   order.customer_data?.company_name ||