File: //home/marketing.cfbon.ru/public_html/app/Providers/AppServiceProvider.php
<?php
namespace App\Providers;
use App\Enums\UserRole;
use App\Models\Gallery;
use App\Models\Product;
use App\Models\Promotion;
use App\Observers\GalleryObserver;
use App\Observers\ProductObserver;
use App\Observers\PromotionObserver;
use App\Services\AdminMenuBuilder;
use Illuminate\Support\Facades\Gate;
use Illuminate\Support\Facades\Schema;
use Illuminate\Support\ServiceProvider;
class AppServiceProvider extends ServiceProvider
{
    public function register(): void
    {
        $this->app->singleton(AdminMenuBuilder::class, function ($app) {
            return new AdminMenuBuilder();
        });
    }
    public function boot()
    {
        Schema::defaultStringLength(191);
        Promotion::observe(PromotionObserver::class);
        Gallery::observe(GalleryObserver::class);
        Product::observe(ProductObserver::class);
    }
}