#!/usr/bin/env plackup
    # :vim:syntax=perl:

    use strict;
    use warnings;

    use Data::Dumper;


return sub {
    my $env = shift;

    return [
        200,
        [ 'Content-Type' => 'text/html' ],
        [ '<pre>', Plack::Util::encode_html(Dumper($env)), '</pre>' ]
    ];
};