Man pages matching name catalyst::authentication::store::imap::user in section 3pm:

Catalyst::Authentication::Store::IMAP::User.3pm.en	debian 10 / ciderwebmail
Catalyst::Authentication::Store::IMAP::User.3pm.en	debian 11 / ciderwebmail
Catalyst::Authentication::Store::IMAP::User.3pm.en	debian 12 / ciderwebmail