Essential Gruntfile.js and NPM Dependencies

.gitignore

# Bower
bower_components/

# Node
node_modules/

# Dist
dist/
src/css
src/js

# Windows image file caches
Thumbs.db
ehthumbs.db

# Folder config file
Desktop.ini

# Recycle Bin used on file shares
$RECYCLE.BIN/

# Windows Installer files
*.cab
*.msi
*.msm
*.msp

# Windows shortcuts
*.lnk

# =========================
# Operating System Files
# =========================

# OSX
# =========================

.DS_Store
.AppleDouble
.LSOverride

# Thumbnails
._*

# Files that might appear in the root of a volume
.DocumentRevisions-V100
.fseventsd
.Spotlight-V100
.TemporaryItems
.Trashes
.VolumeIcon.icns

# Directories potentially created on remote AFP share
.AppleDB
.AppleDesktop
Network Trash Folder
Temporary Items
.apdisk
*.scssc

Gruntfile.js

module.exports = function(grunt) {
  grunt.initConfig({
    pkg: grunt.file.readJSON('package.json'),
    concat: {
      options: {
        separator: '\n',
        stripBanners: true,
        sourceMap: false,
        banner: ''
      },
      dist: {
        src: [
          'bower_components/jquery/dist/jquery.min.js',
          'src/js/app.min.js'
        ],
        dest: 'dist/app.js'
      }
    },
    cssmin: {
      options: {
        shorthandCompacting: true
      },
      target: {
        files: {
          'dist/app.css': ['src/css/app.css']
        }
      }
    },
    htmlmin: {
      dist: {
        options: {
          removeComments: true,
          collapseWhitespace: true
        },
        files: {
          'dist/index.html': 'src/index.html'
        }
      }
    },
    imagemin: {
      dynamic: {
        files: [{
          expand: true,
          cwd: 'src/images/',
          src: ['**/*.{png,jpg,gif}'],
          dest: 'dist/images/'
        }]
      }
    },
    jshint: {
      files: ['Gruntfile.js', 'src/js/app.js'],
      options: {

      }
    },
    sass: {
      dist: {
        options: {

        },
        files: {
          'src/css/app.css': 'src/sass/app.scss'
        }
      }
    },
    ts: {
      default: {
        src: ['src/ts/*.ts'],
        dest: ['src/js/app.js']
      },
      options: {
        comments: false,
        compile: true,
        fast: 'never'
      }
    },
    uglify: {
      target: {
        files: {
          'src/js/app.min.js': ['src/js/app.js']
        }
      }
    },
    watch: {
      gruntfile: {
        files: 'Gruntfile.js',
        tasks: ['jshint']
      },
      images: {
        files: 'src/images/*',
        tasks: ['imagemin']
      },
      html: {
        files: 'src/*.html',
        tasks: ['htmlmin']
      },
      css: {
        files: 'src/sass/*.scss',
        tasks: ['sass', 'cssmin']
      },
      js: {
        files: '<%= ts.default.src %>',
        tasks: ['ts', 'jshint', 'uglify', 'concat']
      }
    }
  });
  grunt.loadNpmTasks('grunt-contrib-concat');
  grunt.loadNpmTasks('grunt-contrib-cssmin');
  grunt.loadNpmTasks('grunt-contrib-htmlmin');
  grunt.loadNpmTasks('grunt-contrib-imagemin');
  grunt.loadNpmTasks('grunt-contrib-jshint');
  grunt.loadNpmTasks('grunt-contrib-sass');
  grunt.loadNpmTasks("grunt-ts");
  grunt.loadNpmTasks('grunt-contrib-uglify');
  grunt.loadNpmTasks('grunt-contrib-watch');
  grunt.registerTask('default', ['htmlmin', 'sass', 'cssmin', 'ts', 'jshint', 'uglify', 'concat']);
};

package.json

{
  "devDependencies": {
    "grunt": "^0.4.5",
    "grunt-contrib-concat": "^0.5.1",
    "grunt-contrib-cssmin": "^0.14.0",
    "grunt-contrib-htmlmin": "^0.6.0",
    "grunt-contrib-imagemin": "^1.0.0",
    "grunt-contrib-jshint": "^0.11.3",
    "grunt-contrib-sass": "^0.9.2",
    "grunt-contrib-uglify": "^0.11.0",
    "grunt-contrib-watch": "^0.6.1",
    "grunt-ts": "^5.2.0"
  }
}