{
  "task_id": "DEV-000136",
  "task_revision": 1,
  "architecture_revision": "ADR-0018",
  "base_repo_revision": "f73c699",
  "risk_tier": "E",
  "intent": "Make model fleet tiers, readiness, and explicit lifeboat fallback durable as typed capability policy.",
  "requirement_ids": ["WP-601", "Model fleet policy", "Fallback readiness"],
  "allowed_change_scope": {"modules": ["capability"], "paths": ["contracts/capability/fleet.go", "modules/capability/domain/fleet.go", "modules/capability/domain/fleet_test.go", "tests/cognitive_registry/fleet_contract_test.go", "dev/ACTIVE_TASK.json", "dev/tasks/DEV-000136-fleet-readiness-policy.json"]},
  "forbidden_change_scope": {"paths": ["architecture/**", "security/**", "deploy/**", "database/**", "cmd/**", ".gitea/**"]},
  "allowed_architecture_delta": {"new_cross_module_dependencies": 0, "new_canonical_owners": 0, "new_privileges": 0, "new_third_party_dependencies": 0, "new_database_owner_roles": 0},
  "contracts": {"consume": ["Existing cognitive registry and health observations"], "may_change": ["Typed fleet readiness policy"]},
  "semantic_owner": "capability",
  "canonical_state": ["FleetReadiness value object"],
  "state_transitions": ["observed member readiness determines selected preferred or fallback tier"],
  "side_effects_and_privileges": ["No provider invocation or external mutation"],
  "persistence_and_migrations": ["In-memory typed decision; runtime persistence follows fleet registration integration"],
  "failure_retry_restart": ["No ready fallback yields explicit error"],
  "assumptions": ["Existing Cognitive Gateway remains the only invocation boundary"],
  "acceptance_scenarios": ["heavy timeout selects ready lifeboat", "no ready member fails closed"],
  "required_tests": ["go test ./...", "go vet ./...", "preflight", "check-diff", "check-architecture", "independent", "git diff --check"],
  "terminal_gap_states": ["BLOCKED_BY_SPEC_GAP", "BLOCKED_BY_CONFLICT"]
}