gate-house resolved APPROVAL-IN-0002. Two changes fell to this repo.
1. Split validate_action_authorization. The claim from approval-engine now
carries the approval fact (issuer, valid_now, consumption, binding digest,
freshness, reason_code) via approval_claim.validate_approval_claim; the
flex-auth DecisionEnvelope carries the decision (effect, binding match,
request digest, lifetime, policy pin) via validate_decision_envelope.
ActionAuthorization is deferred and never ratified (FLEX-DEC-2026-006) and
cannot be served from a step-1 call; nothing validates it now.
2. Dropped AUTHORITY = "state-hub" and the provenance.authority requirement.
State Hub is a read model with no runtime approval authority, so the check
failed closed against every correctly issued record. flex-auth traced the
constant to their own fixture and fixed it at source.
Two consequences recorded rather than buried: there are now two distinct
digests over the same action (approval-engine native over
{action,actor,principal,purpose,target}, and the flex-auth CheckRequest
digest) which are never compared to each other; and the distinct-approver
threshold is no longer checked here, since the claim exposes no approver
entries and approval-engine folds it into valid_now.
The canonical request digest is unchanged and its contract test is preserved
verbatim. Production still fails closed. 251 tests pass.
Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01M65ovP3eiiPHubibvWs9mD
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