I've been trying to do this myself and it's surprisingly involved. Even for sending it isn't nearly as simple as it used to be like 5 years ago. You need to pa

I've been trying to do this myself and it's surprisingly involved. Even for sending it isn't nearly as simple as it used to be like 5 years ago. You need to pass DKIM and MTA-STS specifically as two things most tutorials on 'sending email in golang' didn't tell me. I'm considering writing my own article on sending -deliverable- emails, because it's probably pretty important your stuff doesn't end up in spam.