{
  "hub_url": "http://127.0.0.1:8000",
  "poll_interval_sec": 2,
  "heartbeat_interval_sec": 15,
  "command_batch_size": 10,
  "bridge_log_level": "INFO",
  "bridge_data_dir": "~/.pi/agent/bridge",
  "ipc_port": 9473,
  "auto_start_bridge": true
}