Add ordered Stage 1 validation adapters#1082

anth-volk wants to merge 4 commits into

agent/stage-1/pr-4-rerun-reuse-checkpointsPolicyEngine/policyengine-us-data:agent/stage-1/pr-4-rerun-reuse-checkpointsfrom

agent/stage-1/pr-5-contract-aware-validationPolicyEngine/policyengine-us-data:agent/stage-1/pr-5-contract-aware-validationCopy head branch name to clipboard