Especially for you Teun ;-)

BUG: On command RGB+CCT (RGBWW in Domoticz) does not work in scene/group.

Auto discover Milight Bulbs own built Milight Hub hosted on an ESP8266.
Turorial: Build a Milight ESP8266 Hub

Download here

https://github.com/galinette2000/espmilighthub-domoticz

MQTT TOPICS

Hub MQTT settings (these are default settings from hub documentation)

MQTT topic pattern: milight/:device_id/:device_type/:group_id
MQTT update topic pattern: milight/updates/:hex_device_id/:device_type/:group_id
MQTT state topic pattern: milight/states/:hex_device_id/:device_type/:group_id

Plugin settings : just use the same patterns
MQTT topic pattern: milight/:device_id/:device_type/:group_id
MQTT state topic pattern: milight/states/:hex_device_id/:device_type/:group_id
(update pattern is currently not used)