I'm just going to make what I want to make from now on, without worrying too much about it.
Tap/Click the screen to get a new generated configuration. Save a gif by pressing ctrl+9. Right click -> save as to save the gif. You may need to have this NFT in its own window for the gif recording to work.
The thumbnail gif was recorded on this app. Everything here is coded in Lua by me, on the Pico-8 Fantasy Console.