code: public static function requestId()
      {
          return \hash(
              'crc32b',
              (isset($_SERVER['REMOTE_ADDR']) ? $_SERVER['REMOTE_ADDR'] : 'terminal')
                  .(isset($_SERVER['REQUEST_TIME_FLOAT']) ? $_SERVER['REQUEST_TIME_FLOAT'] : $_SERVER['REQUEST_TIME'])
                  .(isset($_SERVER['REMOTE_PORT']) ? $_SERVER['REMOTE_PORT'] : '')
          );
      }
docs: Generate a unique request id
  
  @return string