code: def get_user_config_dir():
      
      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'))
      else:
          config_path = os.path.join(user_home, 's-tui')
  
      return config_path
docs: Return the path to the user s-tui config directory