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

Catalyst::Authentication::Store::Htpasswd.3pm.en	debian 10 / libcatalyst-authentication-store-htpasswd-perl
Catalyst::Authentication::Store::Htpasswd.3pm.en	debian 11 / libcatalyst-authentication-store-htpasswd-perl
Catalyst::Authentication::Store::Htpasswd.3pm.en	debian 12 / libcatalyst-authentication-store-htpasswd-perl