{
  "task_id": "DEV-000146",
  "task_revision": 1,
  "architecture_revision": "ADR-0018",
  "base_repo_revision": "16d714238e6e77a105731311eaa54f3f486d3431",
  "risk_tier": "E",
  "intent": "Provide a durable work-graph runtime with bounded fan-out scheduling, dispatch queue binding, and revisioned fan-in completion.",
  "requirement_ids": ["WP-400", "Multi-Agent Work Graph"],
  "allowed_change_scope": {"modules": ["work", "work-graph-runtime"], "paths": ["contracts/work/graph.go", "contracts/work/lease.go", "contracts/work/dispatch_queue.go", "modules/work/application/**", "modules/work/ports/**", "adapters/postgres/work_repository.go", "database/migrations/035_work_graph_dispatch_binding.sql", "cmd/work-graph-runtime/**", "deploy/docker-compose.prod.yml", "tests/agent_execution/**", "dev/ACTIVE_TASK.json", "dev/tasks/DEV-000146-work-graph-runtime.json"]},
  "forbidden_change_scope": {"paths": ["architecture/**", "security/**", ".gitea/**", "contracts/authority/**", "modules/identity/**"]},
  "allowed_architecture_delta": {"new_cross_module_dependencies": 0, "new_canonical_owners": 0, "new_privileges": 1, "new_third_party_dependencies": 0, "new_database_owner_roles": 1},
  "contracts": {"consume": ["WorkGraph", "AgentDispatchIntent", "AgentDispatchQueueItem"], "may_change": ["GraphNode dispatch binding serialization"]},
  "semantic_owner": "work",
  "canonical_state": ["work graph revision, graph nodes, graph edges, dispatch intent and queue"],
  "state_transitions": ["DRAFT -> ADMITTED -> RUNNING -> PARTIAL/COMPLETED or FAILED", "BLOCKED_PREREQUISITE -> LEASED -> SUCCEEDED/FAILED", "each transition writes a new graph revision"],
  "side_effects_and_privileges": ["work-role local graph and dispatch writes only"],
  "persistence_and_migrations": ["035 adds work.graph_nodes.dispatch_id; migration runner applies it before runtime start"],
  "failure_retry_restart": ["revisioned graph history survives process restart; dispatch queue claims remain recoverable by agent-worker"],
  "assumptions": ["dispatch intents supplied with schedule request are already authorized by work-owned planning flow"],
  "acceptance_scenarios": ["two independent nodes fan out under MaxParallel", "dependent join remains blocked until both predecessors succeed", "join completion yields graph COMPLETED", "cycle and missing dispatch bindings fail closed"],
  "required_tests": ["go test ./...", "go vet ./...", "preflight", "check-diff", "check-architecture", "independent", "git diff --check", "docker compose config"],
  "terminal_gap_states": ["BLOCKED_BY_SPEC_GAP", "BLOCKED_BY_CONFLICT", "REQUIRES_MIGRATION_DECISION"]
}