Option to expire sensor values that did not receive an updates

Option to expire sensor values that did not receive an updates: a task in MiMo-V2.6-RL-harbor-code: MiMo-V2.6-RL Code (Harbor) (Harbor dataset). Use case: I have several temperature sensors, based on ESP8266 using MQTT. From time to time a sensor looses connection (due to wifi maximum range, some…