fix(ui): уточнить подписи ICMPv6 и портов IPv6

backend/src/services/traffic-flow-parse.ts

@@ -434,6 +434,7 @@ export function protoName(proto: number): string {
     case 17: return "UDP"
     case 47: return "GRE"
     case 50: return "ESP"
+    case 58: return "ICMPv6"
     case 89: return "OSPF"
     default: return String(proto)
   }