统一发货口径并保护结果数据

backend/internal/service/delivery.go

@@ -266,7 +266,7 @@ func (s *DeliveryService) submit(orderNo, gameAccount, bindUUID string, apiClien
 		if existing := buildExistingDeliverySubmitResult(claimed); existing != nil {
 			return existing, nil
 		}
-		return nil, newDeliveryHTTPError(http.StatusConflict, "订单暂时正在履约中，请稍后查询")
+		return nil, newDeliveryHTTPError(http.StatusConflict, "订单暂时正在发货中，请稍后查询")
 	}
 	boundAccount, err := s.accountBound(bindUUID, goodID)
 	if err != nil {
@@ -507,10 +507,10 @@ func buildExistingDeliverySubmitResult(order *model.FulfillmentOrder) *DeliveryS
 		order.ProviderOrderNo,
 		stringFromMap(resultData, "provider_order_no"),
 	)
-	message := "订单暂时正在履约中，请稍后查询"
+	message := "订单暂时正在发货中，请稍后查询"
 	status := normalizeOrderStatus(order)
 	if status == model.OrderStatusDelivered {
-		message = "订单已履约成功"
+		message = "订单已交付"
 	}
 	return &DeliverySubmitResult{
 		OrderNo:         order.OrderNo,