修复拉卡拉支付时间偏差

backend/internal/modules/order/repository.go

@@ -14,6 +14,7 @@ import (
 	"hfb_sys/backend/internal/modules/chat"
 	"hfb_sys/backend/internal/modules/notification"
 	"hfb_sys/backend/internal/modules/wallet"
+	"hfb_sys/backend/internal/timeutil"
 	"hfb_sys/backend/pkg/money"
 
 	"gorm.io/datatypes"
@@ -1627,7 +1628,7 @@ func makeAccountSnapshot(account model.GameAccount) (datatypes.JSON, error) {
 func newOrderNo() (string, error) {
 	// 生成格式：RO + YYYYMMDDHHMMSS + 3位随机数
 	// 例如：RO20260603123456789
-	now := time.Now()
+	now := timeutil.ShanghaiNow()
 
 	// 时间部分：年月日时分秒 (14位)
 	timeStr := now.Format("20060102150405")