Change in coreboot[master]: [RFC] util/liveiso: Add NixOS config for a testing live system

[Angel Pons (Code Review)]

Attention is currently required from:  Felix Singer, Nico Huber, Patrick Rudolph, Maxim Polyakov, Paul Menzel, Thomas Heijligen, Edward O'Callaghan, Michael Niewöhner,  Marcello Sylvester Bauer.
Angel Pons has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/50194 )

Change subject: [RFC] util/liveiso: Add NixOS config for a testing live system
......................................................................

Patch Set 4:

(3 comments)

Commit Message:

https://review.coreboot.org/c/coreboot/+/50194/comment/cd4ec6b6_f402fa17 
PS4, Line 19: a variant with Gnome Shell
As far as I can tell, the current inception of the script doesn't include any graphical environment. It would be nice to mention so in the commit message.

Patchset:

PS4: 
As discussed on IRC, persistence would be very useful to have.

File util/liveiso/console.nix:

https://review.coreboot.org/c/coreboot/+/50194/comment/2dee02fa_0c5905f1 
PS4, Line 54: 	environment.systemPackages = with pkgs; [
Would be nice to include msr-tools or (preferably) https://github.com/adurbin/iotools as well