The API server and the worker both have health check endpoints that can be used to see if your Tonic instance is available.
GET https://<tonic-container-address>/healthResponse:200 Healthy-or-503 Unhealthy
If the service is up and all dependent resources can be reached, the response will be 'Healthy' with as status code of 200. Otherwise, the response will be 'Unhealthy' with a status code of 503. The specific resources that could not be reached will be in the logs for that container.