fact: Definition cat_of_endofunctors: category := category_from_bicat_and_ob(C:=bicat_of_cats) C.
imports: UniMath.Foundations.PartD UniMath.MoreFoundations.Tactics UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Monoidal.Categories UniMath.Bicategories.MonoidalCategories.WhiskeredMonoidalFromBicategory UniMath.Bicategories.Core.Examples.BicatOfCats