Documentation on the images structure/how to debug invalid builds?

[Daniel Holbach]

Hello,

On 09.06.2015 20:31, Sebastien Bacher wrote:
> "u-d-f core rolling --channel edge
> --device-part=livecd.ubuntu-desktop-next.device.tar.gz
> --image-part=livecd.ubuntu-desktop-next.rootfs.tar.gz -o wily.img""

It's a sidepoint, but it looks like --image-part is not documented in
--help or the manpage. Is this an official flag that's meant to be used?

Have a great day,
 Daniel