code: public static synchronized WindupConfigurationModel getConfigurationModel(GraphContext context)
      {
          WindupConfigurationModel config = new GraphService<>(context, WindupConfigurationModel.class).getUnique();
          if (config == null)
              config = new GraphService<>(context, WindupConfigurationModel.class).create();
          return config;
      }
docs: Return the global {@link WindupConfigurationModel} configuration for this execution of Windup.