docs: Add email documentation

d1c8c9e5 · Jelle van der Waa · 71fe299d · d1c8c9e5
Commit d1c8c9e5 authored Oct 29, 2018 by Jelle van der Waa 🚧
--- a/docs/email.txt
+++ b/docs/email.txt
+# Adding new archlinux.org email addresses
+
+Login to orion and edit `/etc/postfix/users`, add the new email address in the
+appropriate category and run `postmap /etc/postfix/users`.