外部 API 返回数值,不代表自动化已经拿到可执行事实。用有效、未知与过期三态合同分离业务值、数据质量、恢复动作和控制权限。
Make Home Assistant API automations reliable by separating values from validity, staleness, recovery, and action authority in a three-state contract.
本地视觉与云端推理分层,可以让家庭图像留在设备内,再用校准升级、事件日志和可逆动作建立闭环。
A local-vision, cloud-reasoning architecture keeps home images private while using calibrated escalation, event logs, and reversible actions.