Gulp: Theme Zip building task

gulpfile.js

/**
 * Clean gulp cache
 */
 gulp.task('clear', function () {
   cache.clearAll();
 });


 /**
  * Clean tasks for zip
  *
  * Being a little overzealous, but we're cleaning out the build folder, codekit-cache directory and annoying DS_Store files and Also
  * clearing out unoptimized image files in zip as those will have been moved and optimized
 */

 gulp.task('cleanup', function() {
 	return 	gulp.src(['./assets/bower_components', '**/.sass-cache','**/.DS_Store'], { read: false }) // much faster
 		.pipe(ignore('node_modules/**')) //Example of a directory to ignore
 		.pipe(rimraf({ force: true }))
 		// .pipe(notify({ message: 'Clean task complete', onLast: true }));
 });
 gulp.task('cleanupFinal', function() {
 	return 	gulp.src(['./assets/bower_components','**/.sass-cache','**/.DS_Store'], { read: false }) // much faster
 		.pipe(ignore('node_modules/**')) //Example of a directory to ignore
 		.pipe(rimraf({ force: true }))
 		// .pipe(notify({ message: 'Clean task complete', onLast: true }));
 });

 /**
  * Build task that moves essential theme files for production-ready sites
  *
  * buildFiles copies all the files in buildInclude to build folder - check variable values at the top
  * buildImages copies all the images from img folder in assets while ignoring images inside raw folder if any
  */

  gulp.task('buildFiles', function() {
  	return 	gulp.src(buildInclude)
  		.pipe(gulp.dest(build))
  		.pipe(notify({ message: 'Copy from buildFiles complete', onLast: true }));
  });


/**
* Images
*
* Look at src/images, optimize the images and send them to the appropriate place
*/
gulp.task('buildImages', function() {
	return 	gulp.src(['assets/img/**/*', '!assets/images/raw/**'])
 		.pipe(gulp.dest(build+'assets/img/'))
 		.pipe(plugins.notify({ message: 'Images copied to buildTheme folder', onLast: true }));
});

 /**
  * Zipping build directory for distribution
  *
  * Taking the build folder, which has been cleaned, containing optimized files and zipping it up to send out as an installable theme
 */
 gulp.task('buildZip', function () {
 	// return 	gulp.src([build+'/**/', './.jshintrc','./.bowerrc','./.gitignore' ])
 	return 	gulp.src(build+'/**/')
 		.pipe(zip(project+'.zip'))
 		.pipe(gulp.dest('./'))
 		.pipe(notify({ message: 'Zip task complete', onLast: true }));
 });


 // ==== TASKS ==== //
 /**
  * Gulp Default Task
  *
  * Compiles styles, fires-up browser sync, watches js and php files. Note browser sync task watches php files
  *
 */

 // Package Distributable Theme
 gulp.task('build', function(cb) {
 	runSequence('styles', 'cleanup', 'vendorsJs', 'scriptsJs',  'buildFiles', 'buildImages', 'buildZip','cleanupFinal', cb);
 });