docs: public static void generateFixedUrls(final ContentSpec contentSpec, boolean missingOnly, final Integer fixedUrlPropertyTagId) {
          final Set<String> existingFixedUrls = new HashSet<String>();
          final Set<SpecNode> nodesWithoutFixedUrls = new HashSet<SpecNode>();
          final List<SpecNode> specNodes = getAllSpecNodes(contentSpec);
  
          // Collect any current fixed urls or nodes that need configuring
          if (missingOnly) {
              collectFixedUrlInformation(specNodes, nodesWithoutFixedUrls, existingFixedUrls);
          }
  
          generateFixedUrlForNodes(nodesWithoutFixedUrls, existingFixedUrls, fixedUrlPropertyTagId);
      }