QS-Zigbee-D02 Device Hander for 2 Gangs dimmer

Looking for some help to connect and control both gangs of Zigbee Dimmer module QS-Zigbee-D02.
No problem to control 1st gang via the build-in integrated Device Handler : “Zigbee Dimmer”. I want to control the 2nd gang as well. Ideas ? Can anyone use the Groovy code for single channel and convert it to multiple channel . The Groovy code can be found here :

That’s another variation of the tuya zigbee Switch. I know you’ve been active in some of those threads, have you had a chance to look at the following:

Can’t find anything like “Zigbee Dimmer Multi”. All I can find is what I squared in red:

Correct, I don’t think one has been provided. But the two people in that other thread have been trying to build one, so you might see how far they have gotten.