04.Answer

def translate[G[_]](fToG: [x] => F[x] => G[x]): Free[G, A] =
  runFree([x] => (fx: F[x]) => Suspend(fToG(fx)))

extension [A](fa: Free[Console, A])
  def unsafeRunConsole: A =
    fa.translate([x] => (c: Console[x]) => c.toThunk).runTrampoline