问生成Artisan命令，而不是"php artisan serve“

EN

php artisan make:command GoCommand

<?php

namespace App\Console\Commands;

use Illuminate\Console\Command;
use Illuminate\Support\Facades\Artisan;
use Symfony\Component\Console\Output\ConsoleOutput;

class GoCommand extends Command
{
    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature = 'go';

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description = 'Command description';

    /**
     * Create a new command instance.
     *
     * @return void
     */
    public function __construct()
    {
        parent::__construct();
    }

    /**
     * Execute the console command.
     *
     * @return mixed
     */
    public function handle()
    {
        $output = new ConsoleOutput;
        $output->writeln("Laravel development server started: <http://127.0.0.1:8000>");
        Artisan::call('serve');
        Artisan::output();
    }
}

php artisan go