docs: public void reload() throws IOException, InterruptedException, ReactorException {
          queue.save();
          executeReactor(null, loadTasks());
  
          // Ensure we reached the final initialization state. Log the error otherwise
          if (initLevel != InitMilestone.COMPLETED) {
              LOGGER.log(SEVERE, "Jenkins initialization has not reached the COMPLETED initialization milestone after the configuration reload. " +
                              "Current state: {0}. " +
                              "It may cause undefined incorrect behavior in Jenkins plugin relying on this state. " +
                              "It is likely an issue with the Initialization task graph. " +
                              "Example: usage of @Initializer(after = InitMilestone.COMPLETED) in a plugin (JENKINS-37759). " +
                              "Please create a bug in Jenkins bugtracker.",
                      initLevel);
          }
  
          User.reload();
          queue.load();
          WebApp.get(servletContext).setApp(this);
      }