Go, Golang, Backend, Email, Smtp.
messageID := strconv.FormatInt(r.Int63(), 10) + "@" + smtpHost messageBody := "Thank you for reading this article." message := "From: " + emailFrom + "\n" + "To: " + emailTo + "\n" + "Subject: " + "This is a subject" + "\n" + "MIME-version: 1.0;\n" + "Content-Type: text/html; charset=\"UTF-8\";\n"