Unfortunately, this meant publicly exposing the underlying service for the connector.
The other solution would be to create alternative initializers for services and connectors where objects could be given directly rather than loaded indirectly through config.
Unfortunately, this would require a lot of work in this case but might be the better way forward.
only tested for a single user so this may still fail for multiple users
this may well be all academic anyway since standalone need to persistently store home location in presence data in some way