Deletion of images in whiteboards to remove storage

[techsmyth]

Description

As a user I do not want images I have deleted to show up in the size of my whiteboard

Acceptance criteria

• [ ] Deleting an image from a whiteboard should trigger the associated Document to be deleted

Additional Context

do we near term just enable a scan to see the set of Documents in the storage bucket matches those used in the whiteboard by scanning content?