code: public List<String> loadContent(String template) {
          File file = new File(templateRootDir(), template);
          if (file.exists() && file.canRead()) {
              return IO.readLines(file);
          }
          return C.list();
      }
docs: Load template content.
  <p>
  This method is used by error reporting feature when app running in dev mode
  
  @param template the template path
  @return the template content in lines