[
  {
    "stage_index": 1,
    "name": "Supervisor Boot & Ledger Recovery",
    "action_type": "setup",
    "description": "Load persistent run ledger, verify workspace tokens, and mount execution sandbox."
  },
  {
    "stage_index": 2,
    "name": "Task Frame Dispatch",
    "action_type": "dispatch",
    "description": "Dispatch atomic execution frame to child process runner with memory/CPU quotas."
  },
  {
    "stage_index": 3,
    "name": "Tail Buffer & Health Monitoring",
    "action_type": "inspection",
    "description": "Continuously read child process tail buffer for exit signals or heartbeats."
  },
  {
    "stage_index": 4,
    "name": "Terminalization Gate",
    "action_type": "stop_evaluation",
    "description": "Commit state checkpoint to immutable ledger upon successful exit code 0 or trigger post-mortem."
  }
]