??? ??????????, ??????? ?????? ?? ?????????? ?? ??? ???? ?????????. ? ????????? ???? ?????? ??? ??????? ?? ????????????? ?????? ??? ??????????? ??? ??? ???? ????????? ??? ????????????? ??? ??????????? ??? ???? ?????????? ?????, ???? ???????? ?????? ?? ????? ?????????? ???? ???????.Develop robots.txt file to authenticate and halt crawler from crawli