feat(gate): 添加自定义止损功能

Administrator

2026-09-20 9727d5bb55dcd487bb791b2b8cf795632d74c2b7

 src/main/java/com/xcong/excoin/modules/contract/entity/ContractHoldOrderEntity.java

@@ -146,4 +146,9 @@
     * 批次号 队列平仓时使用，避免重复
     */
    public String batchNo;

    /**
     * 持仓费
     */
    private BigDecimal holdAmount;
}