Where is the link how to assemble and mount the base kit?

where is the link how to assemble and mount the base kit?

https://www.dexterindustries.com/BrickPi/brickpi-tutorials-documentation/getting-started/

thank you very much for your link!
https://www.dexterindustries.com/BrickPi/brickpi-tutorials-documentation/getting-started/basics/