docs: public String getModulePaths() {
          final StringBuilder result = new StringBuilder();
          if (addDefaultModuleDir) {
              result.append(wildflyHome.resolve("modules").toString());
          }
          if (!modulesDirs.isEmpty()) {
              if (addDefaultModuleDir) result.append(File.pathSeparator);
              for (Iterator<String> iterator = modulesDirs.iterator(); iterator.hasNext(); ) {
                  result.append(iterator.next());
                  if (iterator.hasNext()) {
                      result.append(File.pathSeparator);
                  }
              }
          }
          return result.toString();
      }