{
  "task_id": "DEV-000203",
  "task_revision": 1,
  "architecture_revision": "ADR-0018",
  "base_repo_revision": "bee238b61e4760bd864355b893f1fbb188b3f4ce",
  "risk_tier": "E",
  "intent": "Provide a first-party local Agent Execution fallback that preserves durable work without claiming external execution when the optional bridge is unavailable.",
  "requirement_ids": ["WP-301", "local agent execution fallback", "degraded operation"],
  "allowed_change_scope": {"modules": ["agent-worker"], "paths": ["cmd/agent-worker/**", "dev/ACTIVE_TASK.json", "dev/tasks/DEV-000203-local-agent-execution-fallback.json"]},
  "forbidden_change_scope": {"paths": ["architecture/**", "database/**", "deploy/**", "security/**", "contracts/**", "modules/**", ".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": ["AgentExecutionRequest", "AgentExecutionResult", "durable worker lease/callback path"], "may_change": ["worker degraded-mode status projection"]},
  "semantic_owner": "work",
  "canonical_state": ["existing work dispatch, lease and callback state"],
  "state_transitions": ["dispatch -> durable lease/heartbeat -> explicit WAITING checkpoint when external bridge is absent"],
  "side_effects_and_privileges": ["no external mutation; no new credentials"],
  "persistence_and_migrations": ["reuse existing work persistence; no migration"],
  "failure_retry_restart": ["WAITING remains evidence-bearing and stale lease recovery remains authoritative"],
  "assumptions": ["local fallback is degraded coordination/recovery, not a claim of completed agent work", "external bridge remains optional"],
  "acceptance_scenarios": ["missing bridge selects local-fallback mode", "fallback produces WAITING with no outcome reference", "status exposes local_fallback=true", "external bridge path remains unchanged"],
  "required_tests": ["go test ./cmd/agent-worker", "go vet ./cmd/agent-worker", "preflight", "check-diff", "check-architecture", "independent", "git diff --check", "quick production worker status"],
  "terminal_gap_states": ["BLOCKED_BY_MISSING_CAPABILITY", "BLOCKED_BY_SPEC_GAP"]
}