docs: def refresh_db(**kwargs):
      '''
      Updates the package list
  
      - ``True``: Database updated successfully
      - ``False``: Problem updating database
  
      CLI Example:
  
      .. code-block:: bash
  
          salt '*' pkg.refresh_db
      '''
      ret = {}
      cmd = ['apk', 'update']
      call = __salt__['cmd.run_all'](cmd,
                                     output_loglevel='trace',
                                     python_shell=False)
      if call['retcode'] == 0:
          errors = []
          ret = True
      else:
          errors = [call['stdout']]
          ret = False
  
      if errors:
          raise CommandExecutionError(
              'Problem encountered installing package(s)',
              info={'errors': errors, 'changes': ret}
          )
  
      return ret