Initial work to convert flagging entity access to be better integrated with... (!185) · Merge requests · project / flag

Initial work to convert flagging entity access to be better integrated with the Entity API and allow flagging entities to be created via JSON:API.

Creates validation constraint plugins and moves validation logic out of the flag service.
Adds an access control handler to allow CRUD access to be more granular than 'administer flaggings'

Initial work to convert flagging entity access to be better integrated with...