public String getServiceHost(String serviceName, Integer servicePort) {
        return this.composeDelegate.getServiceHost();
    }
Get the host (e.g. IP address or hostname) that an exposed service can be found at, from the host machine
(i.e. should be the machine that's running this Java process).
<p>
The service must have been declared using ComposeContainer#withExposedService.

@param serviceName the name of the service as set in the docker-compose.yml file.
@param servicePort the port exposed by the service container.
@return a host IP address or hostname that can be used for accessing the service container.
core/src/main/java/org/testcontainers/containers/ComposeContainer.java