修复退款幂等与补偿重试

backend/internal/modules/dispute/arbitration.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"errors"
 	"fmt"
+	"log"
 	"time"
 
 	"hfb_sys/backend/internal/model"
@@ -274,7 +275,9 @@ func (r *Repository) startRefundBestEffort(ctx context.Context, action *refundAc
 	if action == nil || r.refundStarter == nil {
 		return
 	}
-	_, _ = r.refundStarter.StartRefund(ctx, action.OrderID, action.RefundAmountCent, action.BizType, action.Remark)
+	if _, err := r.refundStarter.StartRefund(ctx, action.OrderID, action.RefundAmountCent, action.BizType, action.Remark); err != nil {
+		log.Printf("[dispute] start refund failed order_id=%d biz_type=%s amount_cent=%d err=%v", action.OrderID, action.BizType, action.RefundAmountCent, err)
+	}
 }
 
 func renterFrozenBalance(tx *gorm.DB, renterID uint64) (int64, error) {