public function configureConnections(ContainerBuilder $container, array $config)
    {
        // Create a connection locator that will reference all existing connection
        $connectionLocatorDef = new Definition(PheanstalkLocator::class);
        $container->setDefinition('leezy.pheanstalk.pheanstalk_locator', $connectionLocatorDef);
        $container->setParameter('leezy.pheanstalk.pheanstalks', $config['pheanstalks']);
    }