{
  "feature_id": "F-005",
  "agent": "leader",
  "verdict": "APPROVED",
  "summary": "F-005 closed. First real business module: identity is hexagonal end-to-end, the server is the only authority for who calls the API, and brute force, enumeration and session theft are all handled server-side. All gates APPROVED, verify.sh exit 0.",
  "gates": {
    "reviewer": "APPROVED (reviewer.json)",
    "security": "APPROVED (security.json)",
    "qa": "APPROVED (qa.json)",
    "verify_sh": "exit 0"
  },
  "deliverables": [
    "migrations/002_identity.js (identity_users + identity_sessions, reversible, token_hash UNIQUE)",
    "src/modules/identity hexagonal: domain ports, use cases (register/login/logout), argon2id hasher, pg repos, routes",
    "Opaque 512-bit session tokens; DB persists only SHA-256 hashes; 7-day TTL enforced in SQL",
    "LoginRateLimiter interface + in-memory impl: 10 failures -> 429 + Retry-After, 15-min cooldown, reset on success",
    "Anti-enumeration: identical generic 401 + dummy-hash timing equalization",
    "buildApp(pool, cookieSecure) wiring; foundation-only app preserved without pool",
    "47 unit + 14 integration tests; live curl smoke for every acceptance criterion",
    "README Authentication section, spec/tech.md dependency justification, .env.example COOKIE_SECURE"
  ],
  "process_notes": [
    "Review gate caught missing COOKIE_SECURE test coverage; bounced to build, fixed, re-verified — gate earned its keep.",
    "Adding migration 002 broke the F-002 single-step rollback test by design; updated to full revert (count:0) asserting both module tables and baseline disappear."
  ],
  "next_feature_hint": "F-006 users/profile/RBAC builds directly on identity_users and the session model -> recommended next",
  "evidence": [
    "work/artifacts/F-005/architect.md",
    "work/artifacts/F-005/implementer.md",
    "work/artifacts/F-005/reviewer.json",
    "work/artifacts/F-005/security.json",
    "work/artifacts/F-005/qa.json",
    "work/artifacts/F-005/documenter.md",
    "./scripts/verify.sh exit 0 at close"
  ],
  "timestamp": "2026-08-14T21:15:00Z"
}
