my $provided_by = $page->{provided_by};
$contents{providers} = [];
pkg_list( \%packages, $opts, $provided_by, 'en', $contents{providers} );
my $provided_by = $page->{provided_by};
$contents{providers} = [];
pkg_list( \%packages, $opts, $provided_by, 'en', $contents{providers} );