Have you tried asking at #dancer or #plack at irc.perl.org? I got many answers to my Dancer related problems there. Posting the solution back here would be great for those not attending the channels regularly, too.
لսႽ† ᥲᥒ⚪⟊Ⴙᘓᖇ Ꮅᘓᖇ⎱ Ⴙᥲ𝇋ƙᘓᖇ
Comment on Re^3: Plack middlewares not loaded from Dancer config