3.0 RC 1 for BT 1.8.0
This only works correct with the latest BT 1.8 version
BREAKING CHANGES
The Type is changed, now there are two card types, normal and mini
type: custom:better-thermostat-normal-climate-card
type: custom:better-thermostat-mini-climate-card
Also make sure you double check your Dashboard ressources, if your comming vom v3 Beta 2