NPM scripting package.json and express server boilerplate

index.js

var express = require('express');
var app = express();
var port = process.env.PORT || 3000;

app.use(express.static(__dirname + '/public'));

app.listen(port, function (err) {
  if (err) {
    throw err;
  }

  console.log(`server is listening on ${port}...`);
});

package.json

{
  "name": "",
  "version": "1.0.0",
  "description": "",
  "author": "",
  "license": "ISC",
  "scripts": {
    "scss": "node-sass --output-style expanded --indent-type tab --indent-width 1 -o public/css src/styles/",
    "autoprefixer": "postcss --use autoprefixer -r public/css/styles.css public/css/styles.css",
    "imagemin": "imagemin src/images public/img -p",
    "js": "uglifyjs src/scripts/*.js -b -o public/js/main.js",
    "server": "node index.js",
    "serve": "browser-sync start --files 'public/**/*'",
    "build:images": "npm run imagemin",
    "build:css": "npm run scss && npm run autoprefixer",
    "build:js": "npm run js",
    "build:all": "npm run build:css && npm run build:images",
    "watch:images": "onchange 'src/images' -- npm run build:images",
    "watch:css": "onchange 'src/styles/**/*.scss' -- npm run build:css",
    "watch:js": "onchange 'src/scripts/**/*.js' -- npm run build:js",
    "watch:all": "parallelshell 'npm run server' 'npm run serve' 'npm run watch:css' 'npm run watch:images' 'npm run watch:js'",
    "postinstall": "npm run watch:all"
  },
  "devDependencies": {
    "autoprefixer": "^6.3.6",
    "browser-sync": "^2.11.1",
    "imagemin-cli": "^2.1.0",
    "node-sass": "^3.4.2",
    "onchange": "^2.4.0",
    "parallelshell": "^2.0.0",
    "postcss-cli": "^2.5.1",
    "uglify-js": "^2.7.4"
  },
  "dependencies": {
    "babyparse": "^0.4.6",
    "express": "^4.14.0"
  }
}