- I use a raspberry 4B but I'm pretty sure that older pi's have the same pinout for the GPIO header so they should work too.
- The display is a 2.7" three color e-paper display from waveshare.
The python script needs twitter API keys to get the twitter feed. If you dont have a twitter developer account you can apply for one here. Afterwards you need to make an app which allows you to create API keys.
These keys (2 pairs) need to be filled in keys.sjon.template after which you must rename the file to keys.json
There are many ways on linux to run a program at startup. One of the proper ways is to run the program as a service. Here is a nice explanation to do this.