I am unable to decide how to use the design center. There are 3 options
Mule app
API specification
API fragment (trait, resource type, liberary, data type, user documentation, example, annotation type, security scheme)
I do not know which of these would give the editor options in the define api in the api designer explained here
3 answers
Design Center is environment for designing Mule applications and API definitions in the cloud.
Go through the docs here :.