Gulp WP Theme - Package

package.json

{
  "name": "wpsitename",
  "version": "1.0.0",
  "description": "",
  "author": "jacekolczak",
  "private": true,
  "devDependencies": {
    "gulp": "latest",
    "gulp-livereload": "latest",
    "gulp-sass": "latest",
    "sass": "latest",
    "gulp-autoprefixer": "latest",
    "gulp-concat": "latest",
    "gulp-uglify": "latest",
    "gulp-dest": "latest",
    "gulp-order": "latest",
    "gulp-sourcemaps": "latest",
    "gulp-rename": "latest",
    "gulp-flatmap": "latest"
  },
  "browserslist": [
    "last 5 versions"
  ]
}