Mogile proxy in Rails3

application.rb

module AerialImageDb
  class Application < Rails::Application
    # ...snip...

    # Custom directories with classes and modules you want to be autoloadable.
    config.autoload_paths += %W(#{config.root}/lib)

    # ...snip...

  end
end

require 'mogproxy/mogproxy'

mogproxy.rb

require 'sinatra/base'

module MogProxy
  class Server < Sinatra::Base
    include MogileModule::Mogilable

    configure(:production, :development) do
      enable :logging
    end

    get %r{/([\w\d\/_]+)} do
        path = '/' + params[:captures].join
      begin
        logger.info "MogProxy fetching mog path #{path}"
        mog.get( path )
      rescue
        logger.info "Mogproxy: Hm, problem fetching #{path}"
        raise Sinatra::NotFound
      end
    end

  end
end

routes.rb

mount MogProxy::Server, :at => "/mogproxy"