code: protected void addHighLevelBindings(final DocWorkUnit workUnit)
      {
          workUnit.setProperty("name", workUnit.getName());
          workUnit.setProperty("group", workUnit.getGroupName());
          workUnit.setProperty("summary", workUnit.getSummary());
  
          // Note that these properties are inserted into the toplevel WorkUnit FreeMarker map typed
          // as Strings, with values "true" or "false", but the same entries are typed as Booleans in the
          // FreeMarker map for the index.
          workUnit.setProperty("beta", workUnit.isBetaFeature());
          workUnit.setProperty("experimental", workUnit.isExperimentalFeature());
  
          workUnit.setProperty("description", getDescription(workUnit));
  
          workUnit.setProperty("version", getDoclet().getBuildVersion());
          workUnit.setProperty("timestamp", getDoclet().getBuildTimeStamp());
      }
docs: Add high-level summary information, such as name, summary, description, version, etc.
  
  @param workUnit