(Updated August 20, 2021)
So, here’s how I got a Tezos baker up and running on a Raspberry Pi.
There are a number of ways to do it. I tried some clever and developer-aesthetically pleasing setups, but I kept running into problems.
This guide is crude, but it works for me. The setup shown above has been endorsing and baking without issues for 4 months (not counting the network-wide Granada-upgrade troubles).