curl --request GET \
  --url http://localhost:3000/health

{
  "status": "healthy",
  "timestamp": "2023-11-07T05:31:56Z",
  "response_time_ms": 123,
  "checks": {
    "database": "ok",
    "registration": "ok",
    "sync": "ok",
    "services": "ok"
  },
  "node_info": {
    "id": "<string>",
    "region": "<string>",
    "zone": "<string>",
    "isRegistered": true
  }
}