I’m using it in oh3, on by default and supported in gui it seems.
Just define your items as you would in.oh2 with channel.expire reference
I’m using it in oh3, on by default and supported in gui it seems.
Just define your items as you would in.oh2 with channel.expire reference
Documentation can be found here: https://next.openhab.org/docs/configuration/items.html#parameter-expire