~/.muttrc
set mbox_type=Maildir
set spoolfile="~/Maildir"
set folder="~/Maildir"
set mask="!^\\.[^.]"
set mbox="~/Maildir"
set mbox="~/Maildir"
set record="+.Sent"
set postponed="+.Drafts"
postfix:
postconf -e "home_mailbox = Maildir/"
postconf -e "mailbox_command = "