accounts/docs/account-test-cases.md

swaks --server smtp.qq.com --port 465 --tls-on-connect
--auth LOGIN
--auth-user "manbuzhe2009@qq.com"
--auth-password "xxxxxxxxxxxxxxx"
--from "manbuzhe2009@qq.com"
--to "manbuzhe2008@gmail.com"
--header "From: XControl Account manbuzhe2009@qq.com"
--header "Reply-To: no-reply@svc.plus"
--data "Subject: XControl SMTP Test via QQ 465

Hello, this is a test email via smtp.qq.com SSL port 465. ✅ From header added correctly!"