use strict;
use warnings;

use Dancer2;

get '/hello/:name' => sub {
    my $name = route_parameters->get('name');
    return "Hello, $name";
};

hook before => sub {
    my $name = route_parameters->get('name');
    is_disallowed($name) and send_error("$name is disallowed", 401);
};

sub is_disallowed {
    my $name = shift;
    return $name eq 'nick' ? 1 : 0;
}

dance;