Merb config.ru for Unicorn, Passenger and others

config.ru

begin
  require ::File.expand_path('.bundle/environment', __FILE__)
rescue LoadError
  require 'rubygems'
  require 'bundler'
  Bundler.setup
end

require 'merb-core'
Merb::Config.setup(:merb_root   => ::File.expand_path(::File.dirname(__FILE__)), 
                   :environment => ENV['RACK_ENV'])
Merb::BootLoader.run 

# use PathPrefix Middleware if :path_prefix is set in Merb::Config
if prefix = ::Merb::Config[:path_prefix]
  use Merb::Rack::PathPrefix, prefix
end

# comment this out if you are running merb behind a load balancer
# that serves static files
use Merb::Rack::Static, Merb.dir_for(:public)

run Merb::Rack::Application.new