Microservice to bring 2FA to self hosted PDSes

Add an error log if 2FA can't be enabled #38

Merged mackuba.eu
targeting main from mackuba.eu/pds-gatekeeper:2fa_error_log
Merged opened by and assigned to mackuba.eu
targeting main from mackuba.eu/pds-gatekeeper:2fa_error_log
Commits 1

add error log when 2FA can't be enabled