Get in contact with nostr:nprofile1qqs2c0m2lct4j0mpsyz38kkf58j5f6rmnn53kf7n0wywck8m42gpf2spr9mhxue69uhhyetvv9ujuumwdae8gtnnda3kjctv9uvqdxna they set up self hosted email for people for a fee if you want it but don't want to do all the work. Not sure the cost though, talk to them.