优化

lastleg-service/src/main/java/com/baiyue/lastleg/dto/LastlegOrderSummary.java

@@ -21,6 +21,8 @@ public record LastlegOrderSummary(
     String sourceOrderNo,
     String customerId,
     String customerName,
+    @Schema(description = "头程与尾程共享的稳定柜身份；用于加载整柜入库计划预览")
+    String sourceContainerBookingId,
     String overseasWarehouseId,
     String overseasWarehouseCode,
     String overseasWarehouseName,