smtp2webhook SMTP到Webhook中继。 version : " 3 " services : smtp2webhook : restart : always image : ghcr.io/josh/smtp2webhook ports : - " 25:25 " environment : - DOMAIN=example.com - CODE=d039b5 - WEBHOOK_TEST=https://d039b5.requestcatcher.com/test d039b5+test@example.com邮件转发到d039b5+test@example.com到https://d039b5.requestcatcher.com/test 。