сортировка алертов

frontend/src/pages/Alerts.tsx

@@ -85,9 +85,11 @@ export function AlertsPage() {
       }
       map.get(key)!.alerts.push(a)
     }
-    return Array.from(map.values()).sort((a, b) =>
-      (a.object_name ?? '').localeCompare(b.object_name ?? '', 'ru')
-    )
+    return Array.from(map.values()).sort((a, b) => {
+      const latestA = Math.max(...a.alerts.map((x) => new Date(x.created_at).getTime()))
+      const latestB = Math.max(...b.alerts.map((x) => new Date(x.created_at).getTime()))
+      return latestB - latestA
+    })
   }, [alerts])
 
   const handleAcknowledge = async (id: number) => {