feat(positionmap): 增加点位顺序字段

- 在 PositionMapLineDO、PositionMapLineRespVO 和 PositionMapLineSaveReqVO 中添加出发点序号和结束点序号字段
- 这些字段用于记录点位顺序，以便在前端展示时按照正确的顺序连接线段

yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/positionmap/vo/PositionMapLineRespVO.java

@@ -28,6 +28,10 @@ public class PositionMapLineRespVO {
     @Schema(description = "结束点id(点位子表id)", example = "15890")
     @ExcelProperty("结束点id(点位子表id)")
     private Long endPointId;
+    @Schema(description = "出发点序号", example = "20863")
+    private Integer startingSortNum;
+    @Schema(description = "结束点序号", example = "20863")
+    private Integer endPointSortNum;
 
     @Schema(description = "开始点位x轴", example = "15890")
     private String startPointX;

yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/positionmap/vo/PositionMapLineSaveReqVO.java

@@ -25,6 +25,11 @@ public class PositionMapLineSaveReqVO {
     @Schema(description = "结束点id(点位子表id)", example = "15890")
     private Long endPointId;
 
+    @Schema(description = "出发点序号", example = "20863")
+    private Integer startingSortNum;
+    @Schema(description = "结束点序号", example = "20863")
+    private Integer endPointSortNum;
+
     @Schema(description = "开始点位x轴", example = "15890")
     private String startPointX;
     @Schema(description = "开始点位y轴", example = "15890")

yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/dal/dataobject/positionmap/PositionMapLineDO.java

@@ -42,6 +42,14 @@ public class PositionMapLineDO extends BaseDO {
      * 结束点id(点位子表id)
      */
     private Long endPointId;
+    /**
+     * 出发点序号
+     */
+    private Integer startingSortNum;
+    /**
+     * 结束点序号
+     */
+    private Integer endPointSortNum;
     /**
      * 开始点位x轴
      */