docs: private Set<String> getPackagesForScanning(WARArchive deployment) {
          final Set<String> packages = new TreeSet<>();
          if (indexView != null) {
              DotName dotName = DotName.createSimple(Api.class.getName());
              Collection<AnnotationInstance> instances = indexView.getAnnotations(dotName);
              instances.forEach(ai -> {
                  AnnotationTarget target = ai.target();
                  if (target.kind() == AnnotationTarget.Kind.CLASS) {
                      extractAndAddPackageInfo(target.asClass(), packages, indexView);
                  }
              });
  
              // Scan for all top level resources.
              dotName = DotName.createSimple(Path.class.getName());
              instances = indexView.getAnnotations(dotName);
              instances.forEach(ai -> {
                  AnnotationTarget target = ai.target();
                  switch (target.kind()) {
                      case CLASS:
                          extractAndAddPackageInfo(target.asClass(), packages, indexView);
                          break;
                      case METHOD:
                          extractAndAddPackageInfo(target.asMethod().declaringClass(), packages, indexView);
                          break;
                      default:
                          // Do nothing. Probably log something here?
                  }
              });
  
              // Reduce the packages to just about what is required.
              Set<String> tmp = new HashSet<>(packages);
              Iterator<String> itr = packages.iterator();
              while (itr.hasNext()) {
                  String current = itr.next();
                  boolean remove = false;
                  if (current.startsWith("org.wildfly.swarm")) {
                      remove = true;
                  } else {
                      // Search through the list to see if a parent package has already been included in the list.
                      for (String s : tmp) {
                          if (s.length() < current.length() && current.startsWith(s)) {
                              remove = true;
                              break;
                          }
                      }
                  }
                  if (remove) {
                      itr.remove();
                  }
              }
          } else {
              //
              // Existing default behavior.
              //
              String packageName = null;
              for (Map.Entry<ArchivePath, Node> entry : deployment.getContent().entrySet()) {
                  final ArchivePath key = entry.getKey();
                  if (key.get().endsWith(".class")) {
                      String parentPath = key.getParent().get();
                      parentPath = parentPath.replaceFirst("/", "");
  
                      String parentPackage = parentPath.replaceFirst(".*/classes/", "");
                      parentPackage = parentPackage.replaceAll("/", ".");
  
                      if (parentPackage.startsWith("org.wildfly.swarm")) {
                          SwaggerMessages.MESSAGES.ignoringPackage(parentPackage);
                      } else {
                          packageName = parentPackage;
                          break;
                      }
                  }
              }
              packages.add(packageName);
          }
          return packages;
      }