What does this MR do?
This modifies the DiffNote
model so we can create DiffNote
s for
DesignManagement::Design
s.
It also includes some specs illustrating how the
Notes::CreateService
will need to be used from GraphQL for designs
This is part of the work for: https://gitlab.com/gitlab-org/gitlab-ee/issues/9489
CE changes in https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/29023