完善日志和审计链路

backend/internal/modules/order/dto.go

@@ -3,6 +3,8 @@ package order
 import (
 	"time"
 
+	"hfb_sys/backend/internal/auditlog"
+
 	"gorm.io/datatypes"
 )
 
@@ -68,10 +70,7 @@ type AdminActionRequest struct {
 	Reason string `json:"reason" binding:"required"`
 }
 
-type AuditMeta struct {
-	IP        string
-	UserAgent string
-}
+type AuditMeta = auditlog.Meta
 
 type HandoffRecordDTO struct {
 	ID                  uint64     `json:"id"`