create
Creates a new deadline and saves it to the DeadlineRepository
Return
The deadline instance that was saved inside the repository
Throws
if a new deadline already exists
if the noted id primitive isn't in a valid UUID v4 format
Creates a new deadline and saves it to the DeadlineRepository
The deadline instance that was saved inside the repository
if a new deadline already exists
if the noted id primitive isn't in a valid UUID v4 format