refactor!(validation): make it stricter to reflect the new API #934

Job	Run time
dco / check	3s
reuse / test	12s
e2e-test / e2e-test	3m 1s
multi-platform / windows-latest / test	5m 17s
warmup-caches / build	3m 5s
check	-1s
test	-1s
	11m 36s

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