It's quite obvious that people HN community loves self-hosting stuff so maybe you guys can help me out here.I want to be able to send and receive emails from my custom domains but not pay 5-49$ a month in doing so.What options do I got?Saw these alternatives but I don't know what you guys recommend.- https://www.cloudron.io/index.html- https://cyberpanel.net/- https://www.hmailserver.com/- https://wildduck.email/- Sendmail and dovecot on a (Rasberry PI) RPi- https://www.makeuseof.com/make-your-o...