Not Scrolling automatically when drag items vertically

[RohitSadioura]

when a BoardList has many Items which we can see while scrolling maually . but when we move any item from one index to another in same list which has many items then moving vertically scrolling automatically not working . it should be scroll automatically upward and downward when we drag any item verticaly . suppose i am to drag and drop any BoardItem from 0th index to 20th index then i can not move it in one Drag becasue of not auto scrolling . pls solve this issue in package .