code: def get_user_config_file():
      
      user_home = os.getenv('XDG_CONFIG_HOME')
      if user_home is None or not user_home:
          config_path = os.path.expanduser(os.path.join('~', '.config',
                                                        's-tui', 's-tui.conf'))
      else:
          config_path = os.path.join(user_home, 's-tui', 's-tui.conf')
  
      return config_path
docs: Return the path to the user s-tui config directory