pre push git hook to build middleman release

pre-push

#!/bin/sh

echo "building latest release"
rake gitbuild
exit 0

rakefile.rb

task :gitbuild do
  build_status = false
  Dir.chdir('middleman') do
    build_status = system("middleman build")
  end
  if build_status
    system("git add .")
    system("git commit -am 'AUTO BUILD AT: #{Time.now.getutc}'")
  end
end