docs: def add_role(*_, role_handle=None, user_id=None):
      """ Add role to user """
      click.echo(green('\nAdding role to user:'))
      click.echo(green('-' * 40))
      with get_app().app_context():
          user = find_user(dict(id=user_id))
          if not user:
              click.echo(red('User not found\n'))
              return
  
          role = role_service.first(handle=role_handle)
          if not role:
              click.echo(red('No such role ({})\n'.format(role_handle)))
              return
  
          user_service.add_role_to_user(user, role)
          msg = 'Added role "{}" to user "{}"'.format(role.handle, user.email)
          click.echo(green(msg))
          return