Schedule delete email with doveadm

 for i in $(ls /directory_with_email); do doveadm expunge -u "$i" mailbox Trash before 30d; done

for i in $(ls /directory_with_email); do doveadm expunge -u "$i" mailbox Junk before 30d; done

for i in $(ls /directory_with_email); do doveadm expunge -u "$i" mailbox INBOX before 365d; done