Decide whether OpenClaw should send a spontaneous casual message during periodic checks, and when it should, choose a natural interaction type plus concise guidance for how to deliver it. Use when scheduling or executing human-like proactive chat check-ins.

决定 OpenClaw 是否应在定期检查时发送自发的随意消息，若是，则选择一种自然的互动类型，并提供简洁的执行指导。适用于安排或执行拟人化的主动聊天提醒。