docs: def bake(self):
          """
          Bake a ``gilt`` command so it's ready to execute and returns None.
  
          :return: None
          """
          self._sh_command = getattr(sh, self.command)
          self._sh_command = self._sh_command.bake(
              self.options,
              'overlay',
              _env=self.env,
              _out=LOG.out,
              _err=LOG.error)