Author here. Maybe it's too early to post it here, as I'd like to add few more things, but I couldn't wait :). There is one board per day, so if you're bored with today's grid please wait for tomorrow. Stack: Rails + Stimulus, no AI :)
Hey, mabe you could add a litle bit more information on how the cells transition?
Just looking up the Wikipedia Article to get a basic understanding of what to do to devise a strategy :)