code: function (next) {
  
  									minify(
  										outputJsFile,
  										_.extend({optimize: true},uglifyOptions),
  										function(err){
  											if ( err ){
  												return next(err);
  											}
  
  											if ( isForPublish ){
  												publisher(
  													outputJsFile,
  													function (err) {
  														return next(err);
  													},
  													options.forceminified
  												);
  											}else {
  												return next();
  											}
  
  										}
  									);
  
  								}
docs: Minify bundle app