app service provider laravel register interface sample
// 1:
php artisan make:provider ShopServiceProvider
// 2: in ShopServiceProvider
public function register()
{
$this->app->bind(
Interfaces\Repositories\ReviewRepository::class,
Repositories\ReviewRepositoryImp::class
);
// 3: config/app/php in providers array
/**
* Custom Provider
*/
App\Providers\ShopServiceProvider::class,