For submitting issues, use the primary software repository: https://github.com/OpenROV/openrov-software
The pre-built stable images for the Openrov-rov-suite SD card image that is pre-installed on the OpenROV ROVs can be found on the 2.x series Mini Observation Class ROV product page
Refer to https://github.com/OpenROV/openrov-image/blob/master/build-dev-image.md