Add prey doc (#2397)
Add prey doc (#2397)

https has a bad cert
rugk/twofactorauth,seitsu/twofactorauth,brierjon/twofactorauth,bjorno/twofactorauth,rj175/twofactorauth,Jawshy/twofactorauth,vgarmash/twofactorauth,rj175/twofactorauth,jdavis/twofactorauth,Nitrokey/dongleauth,RichJeanes/twofactorauth,NormandLemay/twofactorauth,seitsu/twofactorauth,bjorno/twofactorauth,vgarmash/twofactorauth,RichJeanes/twofactorauth,jdavis/twofactorauth,jtamplin/twofactorauth,rugk/twofactorauth,NormandLemay/twofactorauth,Nitrokey/dongleauth,jtamplin/twofactorauth,vgarmash/twofactorauth,cez81/twofactorauth,brierjon/twofactorauth,bceasydns/twofactorauth,bjorno/twofactorauth,Nitrokey/dongleauth,RichJeanes/twofactorauth,Criminalllz/twofactorauth,jdavis/twofactorauth,Jawshy/twofactorauth,rugk/twofactorauth,cez81/twofactorauth,cez81/twofactorauth,rj175/twofactorauth,jtamplin/twofactorauth,NormandLemay/twofactorauth,Criminalllz/twofactorauth,Criminalllz/twofactorauth,brierjon/twofactorauth,Jawshy/twofactorauth,bceasydns/twofactorauth,seitsu/twofactorauth,bceasydns/twofactorauth,Jawshy/twofactorauth