{
  "feature_id": "F-091",
  "agent": "leader",
  "verdict": "APPROVED",
  "summary": "F-091 keeps SKU/EAN uniqueness, prevents duplicate in-flight updates, and explains 409 conflicts by field.",
  "evidence": [
    "reviewer.json verdict=APPROVED",
    "security.json verdict=APPROVED",
    "qa.json verdict=APPROVED",
    "scripts/verify.sh exit 0",
    "Root tests: 133 passed, 56 skipped",
    "Root and admin typechecks exit 0"
  ],
  "timestamp": "2026-08-20T19:47:30Z"
}