I've got an older (M1, IIRC?) iPad Pro, with a Magic Keyboard. Expensive, but it works great for me. I use the touchpad all the time when the keyboard is attached, I loathe having to move my hands off ...
It was the Belkin Everyday Keyboard Case with Cradle for the iPad Air and iPad Pro. It’s not the catchiest of names, but the product certainly made up for that. There’s no shortage of cases ...