# File lib/dister/core.rb, line 260
    def package_app
      puts 'Packaging application...'
      package = ".dister/#{@options.app_name}_application.tar.gz"
      system "rm #{package}" if File.exists?(package)
      system "tar -czf .dister/#{@options.app_name}_application.tar.gz ../#{@options.app_name}/ --exclude=.dister &> /dev/null"
      puts "Done!"
    end