Thats the beauty of this solution, you could also wire a simple physical switch to the S1 and S2 terminals of the mini-d’s and turn them on manually. No wifi / zigbee / Home Assistant required!
I’m actually going to do it via a physically wired ESPhome device with a touch screen. There is a thread I started about it here:-
But as I say, you could just use a simple light switch if you wanted.