TLDR: I wanted to generate an up-to-date disk image for a Rock Pi 4 using Yocto that included CUPS and Docker to both get a better understanding of Yocto and test the new SBOM generation feature. As with many single-board computers (SBCs) from China, the issue often isn’t the board itself but rather the software. RockPi from Radxa is no exception. If you go and download the latest disk images for this board, you will notice that they are all end-of-life (EoL). However, these boards are still gre...