Event-driven email monitoring using IMAP IDLE protocol. Replaces polling with instant push notifications via OpenClaw webhooks. Use when setting up email monitoring, replacing hourly email checks, or implementing event-driven email processing. Monitors multiple IMAP accounts, triggers webhooks on new mail, zero tokens while waiting.

通过 IMAP IDLE 协议实现事件驱动的邮件监控，使用 OpenClaw Webhook 替代轮询，实时推送通知。适用于设置邮件监控、取代每小时检查邮件或实现事件驱动的邮件处理。支持监控多个 IMAP 账户，新邮件到达时触发 Webhook，等待期间零 Token 消耗