for @lib/circles/mcc 

generate openapi 3.1 spec
do it as one file called openapi.yaml and put in the dir as mentioned above

based on the models and db implementation

implement well chosen examples in the openapi spec

note: in OpenAPI 3.1.0, the example property is deprecated in favor of examples

do this for the models & methods as defined below

do it also for the custom and generic methods, don't forget any