misc_pterodactyl-panel/app/Providers/AppServiceProvider.php

<?php

namespace Pterodactyl\Providers;

use Pterodactyl\Models\User;
use Pterodactyl\Models\Server;
use Pterodactyl\Models\Subuser;
use Illuminate\Support\Facades\Schema;
use Illuminate\Support\ServiceProvider;
use Pterodactyl\Observers\UserObserver;
use Pterodactyl\Observers\ServerObserver;
use Pterodactyl\Observers\SubuserObserver;

class AppServiceProvider extends ServiceProvider
{
    /**
     * Bootstrap any application services.
     */
    public function boot()
    {
        Schema::defaultStringLength(191);

        User::observe(UserObserver::class);
        Server::observe(ServerObserver::class);
        Subuser::observe(SubuserObserver::class);
    }

    /**
     * Register application service providers.
     */
    public function register()
    {
        // Only load the settings service provider if the environment
        // is configured to allow it.
        if (! config('pterodactyl.load_environment_only', false) && $this->app->environment() !== 'testing') {
            $this->app->register(SettingsServiceProvider::class);
        }
    }
}