Someone

require 'rubygems'
require 'bundler/setup'

Bundler.require(:default)

require 'nesta/env'
Nesta::Env.root = ::File.expand_path('.', ::File.dirname(__FILE__))

class Nesta::App
  set :public_folder, File.dirname(__FILE__) + '/content/static'
end

require 'nesta/app'
run Nesta::App