code: protected function addAvailabilityAlertClient(Container $container)
      {
          $container[static::CLIENT_AVAILABILITY_ALERT] = function (Container $container) {
              return $container->getLocator()->availabilityAlert()->client();
          };
  
          return $container;
      }
docs: @param \Spryker\Yves\Kernel\Container $container
  
  @return \Spryker\Yves\Kernel\Container