gulpfile.js and public/bower.json

bower.json

{
  "name": "my-app",
  "version": "0.0.1",
  "dependencies": {
    "normalize-css": "latest",
    "angular": "latest"
  }
}

gulpfile.js

#!/usr/bin/env gulp

var argv      = require('optimist')
      .usage("Usage: $0 --version [The version you're compiling to]")
      .demand(['version'])
      .argv,

  fs          = require('fs'),
  gulp        = require('gulp'),
  concat      = require('gulp-concat')
  cloudfiles  = require("gulp-cloudfiles"),
  csslint     = require('gulp-csslint'),
  gutil       = require('gulp-util'),
  jshint      = require('gulp-jshint'),
  minifyCss   = require('gulp-minify-css'),
  // rsync       = require('gulp-rsync'),
  scsslint    = require('gulp-scss-lint'),
  uglifyJs    = require('gulp-uglifyjs'),

  rackspace = JSON.parse(fs.readFileSync('./config/rackspace.json')),

  App = {
    tmp: './tmp',
    dist: './public/dist/' + argv.version,
    src: {
      css: [
        './public/bower_components/normalize-css/normalize.css',
        './public/stylesheets/application.css'
      ],
      js: {
        vendor: [
          './public/bower_components/angular/angular.js',
          './public/javascripts/some-utils-that-dont-change-much.js'
        ],
        app: [
          './public/javascripts/app.js',
          './public/javascripts/app/something.js'
       ]
      }
    },
    cdn: {
      dst: argv.version + '/' //,
      // host: 'rsync.keycdn.com',
      // user: 'your-user'
    }
  };

  // Explicity define the files to sync to the CDN over rsync
  // App.cdn.src = [
  //  App.dist + '/app.js',
  //  App.dist + '/app.css',
  //  App.dist + '/vendor.js'
  // ];

gulp.task('csslint', function() {
  gulp
    .src(App.src.css)
    .pipe(csslint())
    .pipe(csslint.reporter());
});

gulp.task('scsslint', function() {
  gulp
    .src('./app/stylesheets/**/*.scss')
    .pipe(scsslint());
});

gulp.task('jshint', function() {
  gulp
    .src(App.src.js.app)
    .pipe(jshint())
    .pipe(jshint.reporter());

  gulp
    .src(App.dist + '*.js')
    .pipe(jshint())
    .pipe(jshint.reporter());
});

gulp.task('css', function() {
  var stream = gulp
    .src(App.src.css)
    .pipe(concat('app.css'))
    .pipe(minifyCss())
    .pipe(gulp.dest(App.dist));
  return stream;
});

gulp.task('js', function() {
  var stream = gulp
    .src(App.src.js.app)
    .pipe(uglifyJs('app.js', {mangle: false}))
    .pipe(gulp.dest(App.dist));
  return stream;
});

gulp.task('vendor', function() {
  var stream = gulp
    .src(App.src.js.vendor)
    .pipe(uglifyJs('vendor.js'))
    .pipe(gulp.dest(App.dist));
  return stream;
});

gulp.task('assets', ['css', 'js', 'vendor'], function() {
  gutil.log(' v' + argv.version);

  gulp
    .src(App.cdn.src, {read: false})
    .pipe(cloudfiles(rackspace, {
      uploadPath: App.cdn.dst
    }));

    // .pipe(rsync({
    //   root: App.dist,
    //   username: App.cdn.user,
    //   hostname: App.cdn.host,
    //   destination: App.cdn.dst,
    //   ssh: true,
    //   progress: true
    // }));
});