在 Laravel 9 中，执行：php artisan telescope:install 时报错：ERROR There are no commands defined in the “telescope” namespace.

PS E:\wwwroot\erp-backend> php artisan telescope:install

   ERROR  There are no commands defined in the "telescope" namespace.

PS E:\wwwroot\erp-backend> php artisan telescope:install
Publishing Telescope Service Provider...
Publishing Telescope Assets...
Publishing Telescope Configuration...
Telescope scaffolding installed successfully.

/**
 * 注册应用服务
 *
 * @return void
 */
public function register()
{
    if ($this->app->environment('local')) {
        $this->app->register(\Laravel\Telescope\TelescopeServiceProvider::class);
        $this->app->register(TelescopeServiceProvider::class);
    }
}