Magento2 : Update Customer Attribute for specific Website with DataPatch

UpdateCustomerAttributeForWebsite.php

<?php

declare(strict_types=1);

namespace MyNamespace\MyModule\Setup\Patch\Data;

use Magento\Customer\Api\Data\CustomerInterface;
use Magento\Customer\Model\Customer;
use Magento\Eav\Api\AttributeRepositoryInterface;
use Magento\Eav\Setup\EavSetupFactory;
use Magento\Framework\Setup\ModuleDataSetupInterface;
use Magento\Framework\Setup\Patch\DataPatchInterface;
use Magento\Store\Model\StoreManagerInterface;

class UpdateCustomerAttribute implements DataPatchInterface
{
    public function __construct(
        private readonly ModuleDataSetupInterface $moduleDataSetup,
        private readonly StoreManagerInterface $storeManager,
        private readonly AttributeRepositoryInterface $attributeRepository
    ) {
    }
  
      /**
     * @inheritDoc
     */
    public function getAliases(): array
    {
        return [];
    }

    /**
     * @inheritDoc
     */
    public static function getDependencies(): array
    {
        return [];
    }
  
  
      /**
     * @inheritDoc
     */
    public function apply(): self
    {
        $websitesByCode = $this->storeManager->getWebsites(false, true);
        $attribute = $this->attributeRepository->get(Customer::ENTITY, CustomerInterface::DOB);
        $fields = [
            'attribute_id' => $attribute->getId(),
            'website_id' => $websitesByCode['my_website_code']->getId(),
            'is_visible' => true,
        ];

        $this->moduleDataSetup->getConnection()->insertOnDuplicate(
            $this->moduleDataSetup->getTable('customer_eav_attribute_website'),
            $fields
        );

        return $this;
    }
}