Fix OpenHands Daytona crash + add no-changes guard to verifiers (ki9) #13

Job	Run time
smoke-runtime (baseline, configs/registry_smoke_matrix.json)	14m 5s
smoke-runtime (sg-only, configs/registry_smoke_matrix.json)	15m 33s
smoke-runtime (artifact-only, configs/registry_smoke_artifact_matrix.json)	12m 15s
contract-audit	1m 28s
	43m 21s

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