<?php  namespace App\Services\ImportersAndHandlers;  use App\Models\Product; use App\Services\Soap\SoapHandler; use Illuminate\Support\Facades\App; use Illuminate\Support\Facades\Validator; use Illuminate\Validation\Validator as ValidationValidator;  class ProductSyncHandler extends ImportAndSyncTemplateHandler { 	public function __construct(){}  	public function setInitialVales(): self{}  	public function start(?string $groupCode = null): void{}  	protected function createValidatorInstance(mixed ...$arguments): ValidationValidator{}  	protected function updateOrCreateItem(mixed ...$arguments): void{} }