feat: scoped contracts (#2237) #255

Job	Run time
test / Test (controlplane)	6m 32s
test / Test (artifact-cas)	51s
test / Test (main-module)	4m 25s
test / Test (cli)	1m 57s
init_attestation	7s
Release CLI and control-plane/artifact-cas container images	11m 14s
Finish Attestation	8s
modify_release_notes	6s
	25m 20s

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