Currently FunctionK.liftFunction is a Scala 2 citizen only, and the idea that is not needed in Scala 3. However it makes cross compilation a bit challenging in some cases.

In order to simplify Scala 2 / 3 cats-tagless cross compilation we had to expose it ourselves: link

Are there any arguments against of exposing the existing FunctionK.liftFunction via the Scala 3 API as well? I could make a PR (:

cc @joroKr21 for viz