{"message":"CF邮件收件箱系统 v2.1 (Service Worker)","version":"2.1.0","architecture":"Worker转发原文 → 主服务器 & 本地隧道","endpoints":{"api_list":"/api/emails","api_get":"/api/emails/{id}","api_delete":"DELETE /api/emails/{id}","api_stats":"/api/stats","health":"/health","web_ui":"https://mail.90777777.xyz"}}