const User = () => {
  const { logout, user } = useAuth();
  return (
    <Dropdown
      overlay={
        <Menu>
          <Menu.Item key={"logout"}>
            <Button onClick={logout} type={"link"}>
              登出
            </Button>
          </Menu.Item>
        </Menu>
      }
    >
      <Button type={"link"} onClick={(e) => e.preventDefault()}>
        Hi, {user?.name}
      </Button>
    </Dropdown>
  );
};