Install the Purchasing Control feature

<?php

namespace Pyz\Zed\Checkout;

use Spryker\Zed\Checkout\CheckoutDependencyProvider as SprykerCheckoutDependencyProvider;
use Spryker\Zed\Kernel\Container;
use SprykerFeature\Zed\PurchasingControl\Communication\Plugin\Checkout\BudgetCheckoutPreConditionPlugin;
use SprykerFeature\Zed\PurchasingControl\Communication\Plugin\Checkout\ConsumeBudgetCheckoutPostSavePlugin;
use SprykerFeature\Zed\PurchasingControl\Communication\Plugin\Checkout\CostCenterOrderSaverPlugin;

class CheckoutDependencyProvider extends SprykerCheckoutDependencyProvider
{
    /**
     * @param \Spryker\Zed\Kernel\Container $container
     *
     * @return list<\Spryker\Zed\CheckoutExtension\Dependency\Plugin\CheckoutPreConditionPluginInterface>
     */
    protected function getCheckoutPreConditions(Container $container): array
    {
        return [
            // ...
            new BudgetCheckoutPreConditionPlugin(), #PurchasingControlFeature
        ];
    }

    /**
     * @param \Spryker\Zed\Kernel\Container $container
     *
     * @return list<\Spryker\Zed\Checkout\Dependency\Plugin\CheckoutSaveOrderInterface|\Spryker\Zed\CheckoutExtension\Dependency\Plugin\CheckoutDoSaveOrderInterface>
     */
    protected function getCheckoutOrderSavers(Container $container): array
    {
        return [
            // ...
            new CostCenterOrderSaverPlugin(), #PurchasingControlFeature
        ];
    }

    /**
     * @param \Spryker\Zed\Kernel\Container $container
     *
     * @return list<\Spryker\Zed\CheckoutExtension\Dependency\Plugin\CheckoutPostSaveInterface>
     */
    protected function getCheckoutPostHooks(Container $container): array
    {
        return [
            // ...
            new ConsumeBudgetCheckoutPostSavePlugin(), #PurchasingControlFeature
        ];
    }
}

<?php

namespace Pyz\Zed\Quote;

use Spryker\Zed\Quote\QuoteDependencyProvider as SprykerQuoteDependencyProvider;
use SprykerFeature\Zed\PurchasingControl\Communication\Plugin\Quote\CostCenterQuoteExpanderPlugin;
use SprykerFeature\Zed\PurchasingControl\Communication\Plugin\Quote\CostCenterQuoteFieldsAllowedForSavingProviderPlugin;

class QuoteDependencyProvider extends SprykerQuoteDependencyProvider
{
    /**
     * @return array<\Spryker\Zed\QuoteExtension\Dependency\Plugin\QuoteExpanderPluginInterface>
     */
    protected function getQuoteExpanderPlugins(): array
    {
        return [
            // ...
            new CostCenterQuoteExpanderPlugin(), #PurchasingControlFeature
        ];
    }

    /**
     * @return array<\Spryker\Zed\QuoteExtension\Dependency\Plugin\QuoteFieldsAllowedForSavingProviderPluginInterface>
     */
    protected function getQuoteFieldsAllowedForSavingProviderPlugins(): array
    {
        return [
            // ...
            new CostCenterQuoteFieldsAllowedForSavingProviderPlugin(), #PurchasingControlFeature
        ];
    }
}

<?php

namespace Pyz\Zed\Oms;

use Spryker\Zed\Oms\Dependency\Plugin\Command\CommandCollectionInterface;
use Spryker\Zed\Oms\OmsDependencyProvider as SprykerOmsDependencyProvider;
use Spryker\Zed\Kernel\Container;
use SprykerFeature\Zed\PurchasingControl\Communication\Plugin\Oms\RestoreBudgetOmsCommandPlugin;

class OmsDependencyProvider extends SprykerOmsDependencyProvider
{
    /**
     * @param \Spryker\Zed\Kernel\Container $container
     *
     * @return \Spryker\Zed\Kernel\Container
     */
    protected function extendCommandPlugins(Container $container): Container
    {
        $container->extend(self::COMMAND_PLUGINS, function (CommandCollectionInterface $commandCollection) {
            // ...
            $commandCollection->add(new RestoreBudgetOmsCommandPlugin(), 'CostCenter/RestoreBudget'); #PurchasingControlFeature

            return $commandCollection;
        });

        return $container;
    }
}

<?php

namespace Pyz\Yves\ShopApplication;

use SprykerShop\Yves\ShopApplication\ShopApplicationDependencyProvider as SprykerShopApplicationDependencyProvider;
use SprykerFeature\Yves\PurchasingControl\Widget\CostCenterSelectorWidget;

class ShopApplicationDependencyProvider extends SprykerShopApplicationDependencyProvider
{
    /**
     * @return array<string>
     */
    protected function getGlobalWidgets(): array
    {
        return [
            // ...
            CostCenterSelectorWidget::class, #PurchasingControlFeature
        ];
    }
}

<?php

namespace Pyz\Yves\Router;

use Spryker\Yves\Router\RouterDependencyProvider as SprykerRouterDependencyProvider;
use SprykerFeature\Yves\PurchasingControl\Plugin\Router\CostCenterRouteProviderPlugin;

class RouterDependencyProvider extends SprykerRouterDependencyProvider
{
    /**
     * @return array<\Spryker\Yves\RouterExtension\Dependency\Plugin\RouteProviderPluginInterface>
     */
    protected function getRouteProvider(): array
    {
        return [
            // ...
            new CostCenterRouteProviderPlugin(), #PurchasingControlFeature
        ];
    }
}