use OX;
my $counter = 0;
router as {
route '/' => sub { $counter };
route '/inc' => sub { ++$counter };
route '/dec' => sub { --$counter };
route '/reset' => sub { $counter = 0 };
route '/set/:num' => sub { $counter = $_[1] }, (
num => { isa => 'Int' },
);
};