fix: 2-point vertical path point modification no longer constrained by hoisting height limits

- Skip height constraints, orthogonalization, and intermediate point insertion
- Auto-recalculate LiftHeight from elevation difference between the two points

src/Core/PathPlanningManager.cs

@@ -2693,6 +2693,16 @@ namespace NavisworksTransport
                 // 吊装路径：智能处理Z坐标
                 if (route.PathType == PathType.Hoisting)
                 {
+                    if (route.IsTwoPointVertical)
+                    {
+                        // 2点垂直路径：自由修改坐标，不限制高度，更新保存的提升高度
+                        pointToUpdate.Position = newPosition;
+                        route.LiftHeight = Math.Abs(GetHoistingElevation(route.Points[1].Position) - GetHoistingElevation(route.Points[0].Position));
+                        LogManager.Info($"[更新路径点] 2点垂直路径 {pointToUpdate.Name}，提升高度已更新为: {UnitsConverter.ConvertToMeters(route.LiftHeight):F3}米");
+                        RaiseStatusChanged($"吊装高度: {UnitsConverter.ConvertToMeters(route.LiftHeight):F3}米", PathPlanningStatusType.Info);
+                    }
+                    else
+                    {
                     bool isLiftPoint = pointToUpdate.Name == "提升点";
                     bool isDescendPoint = pointToUpdate.Name == "下降点";
                     bool isStartPoint = pointToUpdate.Name == "起吊点";
@@ -2755,6 +2765,7 @@ namespace NavisworksTransport
                     // 吊装路径：检测并移除矩形环路
                     LogManager.Info($"[吊装路径] 修改路径点后检测矩形环路");
                     RemoveRectangularLoops(route);
+                    }
                 }
                 else
                 {