So what is/was the "official" repo/source then?
Because the repo at Github [1] points to the Russion repo [2], see here [3].
[1] https://github.com/bpc-clone/bypass-paywalls-firefox-clean
[2] https://gitflic.ru/project/magnolia1234/bypass-paywalls-clea...
[3] https://github.com/bpc-clone/bypass-paywalls-firefox-clean?t...