Don't cache the existing roles.
Don't cache the existing roles.

Otherwise, the list of available roles won't update as new roles get added.

NREL/api-umbrella-web,NREL/api-umbrella-web,johan--/api-umbrella-web,cmc333333/api-umbrella-web,cmc333333/api-umbrella-web,johan--/api-umbrella-web,NREL/api-umbrella,apinf/api-umbrella,johan--/api-umbrella-web,apinf/api-umbrella,NREL/api-umbrella-web,NREL/api-umbrella,NREL/api-umbrella-web,NREL/api-umbrella,NREL/api-umbrella,apinf/api-umbrella,cmc333333/api-umbrella-web,apinf/api-umbrella,cmc333333/api-umbrella-web,apinf/api-umbrella,johan--/api-umbrella-web