Keep Postfix running in the foreground

Hello, I am currently having trouble to get postfix running in a Docker Container. Docker requires a Process to stay alive and in foreground at ID 1, if not the container dies. Is there any way to make it stay in the foreground, like it is possible for instance with _/apachectl -DFOREGROUND/_

Forwarding deferred queue to different server

. Maybe idea is completely wrong. -- .''`. Ondra 'Kepi' Kudlik : :' : Debian GNU/Linux User `. `' `- http://kepi.cz :: http://twitter.com/kepicz