Waveshare e-paper display, spi, zephyr, nrf52840dk

We would like to develop for the waveshare 1.02 e-paper display. We have limited experience with SPI on Zephyr and are looking for the easiest way to get a "hello world" result using nrf52840dk.

Our plan (unless you suggest otherwise) is to use the  paper-shield and the 1.02inch display.

https://www.waveshare.com/product/displays/e-paper/e-paper-shield-b.htm
https://www.waveshare.com/1.02inch-e-Paper.htm


I don't see anything obvious to get started with Zephyr/Nordic. I am hoping for a "waveshare hello world" to jumpstart our development. Can you suggest the best sample and/or any additional guidance? 

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