This project template is the basic board with the dimensions of 50mm long and 50mm wide.
More information can be found at the following link:
www.microrusty.com
Search for Embedded Workshop Wiki
This Template was created January 10, 2022 by Rusty Cain
This Board template includes the following features:
This template includes a PCB edge as specified in the 100mm X 50mm board. with the mounting holes placed correctly to align the boards.
The board outline looks like the following:

3D Board looks like the following:

(c)2022 Rusty Cain