Man pages matching name catalyst::helper::view::mason in section 3pm:

Catalyst::Helper::View::Mason.3pm.en	debian 10 / libcatalyst-view-mason-perl
Catalyst::Helper::View::Mason.3pm.en	debian 11 / libcatalyst-view-mason-perl
Catalyst::Helper::View::Mason.3pm.en	debian 12 / libcatalyst-view-mason-perl