Cleanup of confs and addition of ports infrastructure #321

Job	Run time
image (x86_64, base/base-disk)	22m 20s
live-iso (x86_64, flagship/flagship-live)	25m 21s
image (x86_64, flagship/base-disk)	32m 48s
image (x86_64, gnome/base-disk)	30m 50s
live-iso (x86_64, gnome/gnome-live)	22m 8s
live-iso (x86_64, kde/kde-live)	1h 34m 43s
image (x86_64, kde/base-disk)	38m 10s
live-iso (x86_64, xfce/xfce-live)	24m 59s
image (x86_64, xfce/base-disk)	32m 45s
live-iso (aarch64, flagship/flagship-live)	29m 48s
image (aarch64, base/base-disk)	23m 45s
live-iso (aarch64, gnome/gnome-live)	29m 22s
image (aarch64, flagship/base-disk)	34m 23s
live-iso (aarch64, kde/kde-live)	33m 17s
live-iso (aarch64, xfce/xfce-live)	30m 47s
image (aarch64, gnome/base-disk)	29m 24s
image (aarch64, kde/base-disk)	37m 1s
image (aarch64, xfce/base-disk)	36m 41s
push-image	0s
	10h 8m 32s

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