Elm simple make

package.json

{
  "private": true,
  "scripts": {
    "postinstall": "npm start",

    "start": "npm-run-all --parallel server watch:*",
      "watch:elm": "chokidar ./src -c 'npm run build:elm' --initial",

    "build": "npm-run-all build:*",
      "build:elm": "elm-make src/*.elm --output js/elmapp.compiled.js --warn",

    "server": "live-server ./ --port=8000 --host=127.0.0.1"
  },
  "dependencies": {
    "chokidar-cli": "*",
    "elm": "*",
    "live-server": "*",
    "npm-run-all": "*"
  }
}