Tested and working on Ubuntu 22.04.
- This Ansible sets up a complete mail server
- The server supports SMTP, IMAP and multiple domains using vmail
- All outside connections over SSL, the playbook creates a cert
- Passwords are stored as Argon2id hashes
- Exim as MTA
- Dovecot as MDA
- Local filesystem as storage
- Redis as a user DB
- Expand documentation