docs: public OperationTransformerRegistry resolveHost(final ModelVersion mgmtVersion, final Map<PathAddress, ModelVersion> subsystems) {
          // The domain / host / servers
          final OperationTransformerRegistry root = domain.create(mgmtVersion, Collections.<PathAddress, ModelVersion>emptyMap());
          subsystem.mergeSubtree(root, PathAddress.pathAddress(PROFILE), subsystems);
          subsystem.mergeSubtree(root, PathAddress.pathAddress(HOST, SERVER), subsystems);
          return root;
      }