Show configuration

package App;
use Dancer2;

get '/' => sub {
    my $config = config();
    return '<pre>' . to_json($config, {pretty => 1, canonical => 1}) . '</pre>';
};

App->to_app;

The default values in JSON format:

{
   "appdir" : "/home/gabor/work/slides/perl/examples/dancer/show-config",
   "apphandler" : "PSGI",
   "behind_proxy" : 0,
   "charset" : "",
   "content_type" : "text/html",
   "environment" : "development",
   "host" : "0.0.0.0",
   "logger" : "console",
   "no_server_tokens" : 0,
   "port" : "3000",
   "public_dir" : "/home/gabor/work/slides/perl/examples/dancer/show-config/public",
   "route_handlers" : [
      [
         "AutoPage",
         1
      ]
   ],
   "startup_info" : 1,
   "static_handler" : null,
   "template" : "Tiny",
   "traces" : 0,
   "views" : "/home/gabor/work/slides/perl/examples/dancer/show-config/views"
}