Install the Cart + Configurable Bundle Glue API

<?php

namespace Pyz\Glue\CartsRestApi;

use Spryker\Glue\CartsRestApi\CartsRestApiConfig as SprykerCartsRestApiConfig;
use Spryker\Glue\ConfigurableBundleCartsRestApi\ConfigurableBundleCartsRestApiConfig;

class CartsRestApiConfig extends SprykerCartsRestApiConfig
{
    protected const GUEST_CART_RESOURCES = [
        self::RESOURCE_GUEST_CARTS,
        self::RESOURCE_GUEST_CARTS_ITEMS,
        ConfigurableBundleCartsRestApiConfig::RESOURCE_GUEST_CONFIGURED_BUNDLES,
    ];
}

<?php

namespace Pyz\Glue\GlueApplication;

use Spryker\Glue\ConfigurableBundleCartsRestApi\Plugin\GlueApplication\ConfiguredBundlesResourceRoutePlugin;
use Spryker\Glue\ConfigurableBundleCartsRestApi\Plugin\GlueApplication\GuestConfiguredBundlesResourceRoutePlugin;
use Spryker\Glue\GlueApplication\GlueApplicationDependencyProvider as SprykerGlueApplicationDependencyProvider;

class GlueApplicationDependencyProvider extends SprykerGlueApplicationDependencyProvider
{
    /**
     * @return \Spryker\Glue\GlueApplicationExtension\Dependency\Plugin\ResourceRoutePluginInterface[]
     */
    protected function getResourceRoutePlugins(): array
    {
        return [
            new ConfiguredBundlesResourceRoutePlugin(),
            new GuestConfiguredBundlesResourceRoutePlugin(),
        ];
    }
}

<?php

namespace Pyz\Glue\CartsRestApi;

use Spryker\Glue\CartsRestApi\CartsRestApiDependencyProvider as SprykerCartsRestApiDependencyProvider;
use Spryker\Glue\ConfigurableBundleCartsRestApi\Plugin\CartsRestApi\ConfiguredBundleItemsAttributesMapperPlugin;

class CartsRestApiDependencyProvider extends SprykerCartsRestApiDependencyProvider
{
    /**
     * @return \Spryker\Glue\CartsRestApiExtension\Dependency\Plugin\RestCartItemsAttributesMapperPluginInterface[]
     */
    protected function getRestCartItemsAttributesMapperPlugins(): array
    {
        return [
            new ConfiguredBundleItemsAttributesMapperPlugin(),
        ];
    }
}