Add your details to your app/config/parameters.yml file. For example:
partfire_mailchimp_api_key: example-key-here
partfire_mailchimp_list_id: example-list-idAlso add to your app/AppKernel.php file:
new PartFire\MailChimpBundle\PartFireMailChimpBundle()Use the service from the container: part_fire_mail_chimp.services.members
Alternatively you can extend the command PartFire\MailChimpBundle\Command\UploadTodaysUsersCommand
Overriding the getAllUsersWhoRegisteredToday method to get a list of new users for today and run the command on a cron daily.