# Phase 00 Acceptance Gates - [ ] G-00-1 Decision log locked (`shared/decision-log.md` signed by Eng + Product) - [ ] G-00-2 Domain and API contracts approved - [ ] G-00-3 Authz matrix approved - [ ] G-00-4 Test matrix approved and mapped to owners - [ ] G-00-5 Risk register initialized with owners and mitigation targets ## Required Evidence - contract review notes - sign-off comments or approval records - updated risk register with owners