docs: def get_template_options():
          """
          Returns a list of all templates that can be used for CMS pages.
          The paths that are returned are relative to TURRENTINE_TEMPLATE_ROOT.
          """
          template_root = turrentine_settings.TURRENTINE_TEMPLATE_ROOT
          turrentine_dir = turrentine_settings.TURRENTINE_TEMPLATE_SUBDIR
          output = []
          for root, dirs, files in os.walk(turrentine_dir):
              for file_name in files: 
                  full_path = os.path.join(root, file_name)
                  relative_path = os.path.relpath(full_path, template_root)
                  output.append(relative_path)
          return output