{
  "task_id": "DEV-000131",
  "task_revision": 1,
  "architecture_revision": "ADR-0018",
  "base_repo_revision": "a445034",
  "risk_tier": "E",
  "intent": "Implement the first deterministic Multi-Agent Work Graph harness: typed graph revision, DAG validation, budgets and dependency-aware ready-node selection.",
  "requirement_ids": ["WP-400", "DAG validation", "Fan-out/fan-in foundation"],
  "allowed_change_scope": {"modules": ["work-agent-execution"], "paths": ["contracts/work/graph.go", "modules/work/domain/graph.go", "tests/agent_execution/graph_test.go", "dev/ACTIVE_TASK.json", "dev/tasks/DEV-000131-work-graph-harness.json"]},
  "forbidden_change_scope": {"paths": ["architecture/**", "security/**", "deploy/**", "database/**", "adapters/**", "cmd/**", "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": ["ADR-0021 graph proposal", "DEV-000130 worker/recovery contracts"], "may_change": ["Work graph typed contracts and pure domain harness"]},
  "semantic_owner": "work-agent-execution",
  "canonical_state": ["Typed WorkGraph value only; no persistence in this harness"],
  "state_transitions": ["DRAFT/ADMITTED/RUNNING graph with dependency-aware READY nodes"],
  "side_effects_and_privileges": ["Pure deterministic validation; no dispatch or external mutation"],
  "persistence_and_migrations": ["Persistence/scheduler implementation follows after harness"],
  "failure_retry_restart": ["Cycles, duplicate IDs/keys and invalid budgets reject before scheduling"],
  "assumptions": ["Graph scheduler must not bypass Agent Execution leases or verifier policy"],
  "acceptance_scenarios": ["Cycle rejected", "Ready nodes deterministic", "Dependent node remains blocked until prerequisite succeeds", "Budget is validated"],
  "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"]
}