npm install -g grunt-cli
npm install -S grunt
npm init
npm install grunt-contrib-concat --save-dev
npm install grunt-contrib-uglify --save-dev
npm install grunt-contrib-htmlmin --save-dev


cat static/Gruntfile.js 
module.exports = function (grunt) {


// Project configuration. 
grunt.initConfig({
  
  concat: {
    js: {
      src: ['ui/modules/**/*.js'],
      dest: 'dist/built.js',
    },
    css: {
      src: ['ui/css/**/*.css'],
      dest: 'dist/built.css',
  },
 },
 uglify : { 
    my_target: {
      files: {
        'dist/built-min.js': ['dist/built.js']
      }
    }
},
 htmlmin: {                                     // Task 
    dist: {                                      // Target 
      options: {                                 // Target options 
        removeComments: true,
        collapseWhitespace: true
      },
      files: {                                   // Dictionary of files 
        'templates/index-min.html': 'templates/index.html'     // 'destination': 'source' 
      }
    },
  }
});

	grunt.loadNpmTasks('grunt-contrib-htmlmin');	
	grunt.loadNpmTasks('grunt-contrib-uglify');
 	grunt.loadNpmTasks('grunt-contrib-concat');	
	grunt.registerTask('both',['speak','yell']); 

	grunt.registerTask('speak',function() {
		console.log("I'm Speaking");
	});

	grunt.registerTask('yell',function() {
		console.log("I'm yelling");

	});


};