package Ġ{{ Ġcook iecutter . core _ package _ name Ġ}} . domain Ċ Ċ import Ġio . reactivex . Comp letable Ċ Ċ interface ĠComp letable UseCase < in ĠParams > Ġ{ ĊĊĠĠĠ Ġfun Ġbuild ( params : ĠParams ? Ġ= Ġnull ): ĠComp letable Ċ }