{
  "task_id": "DEV-000130",
  "task_revision": 1,
  "architecture_revision": "ADR-0018",
  "base_repo_revision": "323a67a",
  "risk_tier": "E",
  "intent": "Implement a one-shot durable agent worker cycle that recovers stale claims, claims one queue item, executes the deterministic worker path and completes it with worker fencing.",
  "requirement_ids": ["WP-301", "Agent worker", "Stale-run/claim recovery"],
  "allowed_change_scope": {"modules": ["work-agent-execution", "work-storage"], "paths": ["adapters/postgres/work_repository.go", "modules/work/ports/worker.go", "modules/work/application/worker.go", "cmd/agent-worker/main.go", "tests/agent_execution/worker_sql_test.go", "dev/ACTIVE_TASK.json", "dev/tasks/DEV-000130-agent-worker-recovery.json"]},
  "forbidden_change_scope": {"paths": ["architecture/**", "security/**", "deploy/**", "database/**", "runtime/**", ".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": ["DEV-000129 durable queue", "DEV-000122 deterministic worker", "DEV-000123 orchestration"], "may_change": ["WorkerStore port and one-shot worker application"]},
  "semantic_owner": "work-agent-execution",
  "canonical_state": ["Queue state and dispatch intent remain Work-owned"],
  "state_transitions": ["stale CLAIMED -> QUEUED -> CLAIMED -> COMPLETED/FAILED"],
  "side_effects_and_privileges": ["Explicit one-shot command; no unmanaged goroutine or in-memory queue"],
  "persistence_and_migrations": ["Reuses migration 030; production apply follows separate canary task"],
  "failure_retry_restart": ["Stale recovery is durable; worker completion requires claimed_by match; failures become FAILED"],
  "assumptions": ["Dispatcher enqueue path is supplied by a later integration task", "Deterministic worker remains the only implementation in this canary stage"],
  "acceptance_scenarios": ["Worker recovers stale claims", "Worker claim is row-locked", "Wrong worker cannot complete claim", "Worker cycle is one-shot and restartable"],
  "required_tests": ["go test ./...", "go vet ./...", "preflight", "check-diff", "check-architecture", "independent", "git diff --check"],
  "terminal_gap_states": ["BLOCKED_BY_MIGRATION_DECISION", "BLOCKED_BY_SPEC_GAP", "BLOCKED_BY_CONFLICT"]
}