pipe email to script

https://www.virtualmin.com/node/18059
https://www.virtualmin.com/node/13762
https://serverfault.com/questions/258469/how-to-configure-postfix-to-pipe-all-incoming-email-to-a-script
https://stackoverflow.com/questions/4321159/postfix-and-sending-incoming-emails-to-script-instead-of-sending

http://php-mail-client.github.io/Client/
https://code.google.com/archive/p/imapcopy/  bei imapsync