Is there a place where we can find the precompiled SysupgradeImage file for the Arduino Yun Rev. 2 and the packages?
In the same way these things are available for the original Arduino Yun:
I tried looking, but no look. They really need to release those Rev 2 images.
Ok, here is what I found.
The original firmware image that my Arduino Yun Rev. 2 came with is checked into github on the yun-go-update project and can be downloaded from there:
For packages I resorted to cloning the lede-yun github repository and building them myself: