You forgot your design pattern.
Design Pattern : Expire Binding based Countdown timer
Note that I’ve a JavaScript library implementation for this DP now too. https://github.com/rkoshak/openhab-rules-tools/tree/main/countdown_timer
You forgot your design pattern.
Design Pattern : Expire Binding based Countdown timer
Note that I’ve a JavaScript library implementation for this DP now too. https://github.com/rkoshak/openhab-rules-tools/tree/main/countdown_timer