I don’t follow… all of this is public, you can follow those instructions yourself and get things going.
Our production install instructions are intended for running on an AMD64 linux host. You might be able to get it running on other OS/architectures using the tips in this topic, but there are no guarantees.
Absolutely. I have the Pro, but we also have people using M1 MacBook Airs and Mac Minis. There seems to be very little performance difference between them in our development benchmarks.