Add composefs-ostree and some basic CLI tools #506

Job	Run time
build (bls, rhel9)	8m 29s
build (uki, arch)	6m 55s
build (bls, fedora)	6m 45s
build (bls, rawhide)	8m 40s
build (bls, arch, ext4, none)	6m 46s
build (bls, arch, xfs, none)	5m 17s
build (bls, fedora-compat)	5m 58s
build (uki, fedora)	7m 30s
build (unified-secureboot, fedora)	7m 26s
build (unified, fedora)	8m 55s
build (bls, arch)	5m 24s
	1h 18m 5s

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