GET
/db/health
Database health

No authentication required. Runs SELECT 1 against the configured database and returns the result. Returns 503 if the connection fails.

Success response

{
  "service": "observer",
  "status": "ok",
  "deployed_at": null,
  "message": "Database connection successful",
  "database": "your_db"
}

Failure response (503)

{
  "service": "observer",
  "status": "error",
  "message": "Database connection failed",
  "error": "reason"
}