feat(listings): 订单和账号详情展示可租时长与每日消耗

租客在订单列表和详情标题能看到每个号的租期、消耗。账号详情把这两项拆成独立格子。

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/internal/modules/order/presenter.go

@@ -179,6 +179,7 @@ func (row orderRow) toUserListItem(userID uint64, paymentDeadlineAt *time.Time)
 	if role == "owner" && row.OwnerRentAmountCent > 0 {
 		displayAmountCent = row.OwnerRentAmountCent
 	}
+	rentalDays, dailyLossM := orderListingTerms(row.AccountSnapshot)
 	return UserOrderListItemDTO{
 		ID:                      row.ID,
 		OrderNo:                 row.OrderNo,
@@ -188,6 +189,8 @@ func (row orderRow) toUserListItem(userID uint64, paymentDeadlineAt *time.Time)
 		Title:                   row.Title,
 		ServerRegion:            row.ServerRegion,
 		LoginPlatform:           row.LoginPlatform,
+		RentalDays:              rentalDays,
+		DailyLossM:              dailyLossM,
 		DisplayAmountCent:       displayAmountCent,
 		DepositAmountCent:       row.DepositAmountCent,
 		DepositWaivedAmountCent: row.DepositWaivedAmountCent,