It would be great if I could change a bunch of already created items into sub items of another item

I’ve got a board with a bunch of items on it and would like to move some of those items to become subitems of a different item. Ha… that’s a lot of “item” talk!
For instance, easily changing this list:
item 1
item 2
item 3
item 4

into this list:
item 1

  • sub item 2
  • sub item 3
  • sub item 4

It could probably be done by adding another “Move to” option in the bottom pop up that appears once you select some items.

This is on the product roadmap: