curl --request GET \
  --url http://localhost:3000/v1/health \
  --header 'Authorization: Bearer <token>'

{
  "status": "ok",
  "uptime_seconds": 123,
  "checks": {
    "database": "ok",
    "pubsub": "ok",
    "deepgram": "ok",
    "gemini": "ok"
  }
}