docs: def command(func_or_args=None):
      """Decorator to tell Skal that the method/function is a command.
  
      """
      def decorator(f):
          f.__args__ = args
          return f
      if type(func_or_args) == type(decorator):
          args = {}
          return decorator(func_or_args)
      args = func_or_args
      return decorator