Команда Heroku live-server не найдена

Question

Я использую live-сервер для запуска моего веб-приложения. Когда я разверну свое приложение к героку. Я получаю следующую ошибку. Я установил live-сервер глобально в героку

Это мой лог-файл

2018-01-15T01:26:56.526358+00:00 heroku[web.1]: Starting process with command `npm start`
2018-01-15T01:26:59.661439+00:00 app[web.1]: 
2018-01-15T01:26:59.661483+00:00 app[web.1]: > client@1.0.0 start /app
2018-01-15T01:26:59.661485+00:00 app[web.1]: > live-server
2018-01-15T01:26:59.661486+00:00 app[web.1]: 
2018-01-15T01:26:59.671958+00:00 app[web.1]: sh: 1: live-server: not found
2018-01-15T01:26:59.684510+00:00 app[web.1]: npm ERR! file sh
2018-01-15T01:26:59.685130+00:00 app[web.1]: npm ERR! code ELIFECYCLE
2018-01-15T01:26:59.685571+00:00 app[web.1]: npm ERR! errno ENOENT
2018-01-15T01:26:59.686048+00:00 app[web.1]: npm ERR! syscall spawn
2018-01-15T01:26:59.688727+00:00 app[web.1]: npm ERR! client@1.0.0 start: `live-server`
2018-01-15T01:26:59.689069+00:00 app[web.1]: npm ERR! spawn ENOENT
2018-01-15T01:26:59.689545+00:00 app[web.1]: npm ERR! 
2018-01-15T01:26:59.689910+00:00 app[web.1]: npm ERR! Failed at the client@1.0.0 start script.
2018-01-15T01:26:59.690244+00:00 app[web.1]: npm ERR! This is probably not a problem with npm. There is likely additional logging output above.
2018-01-15T01:26:59.724841+00:00 app[web.1]: 
2018-01-15T01:26:59.729899+00:00 app[web.1]: npm ERR! A complete log of this run can be found in:
2018-01-15T01:26:59.730231+00:00 app[web.1]: npm ERR!     /app/.npm/_logs/2018-01-15T01_26_59_702Z-debug.log
2018-01-15T01:26:59.864957+00:00 heroku[web.1]: State changed from starting to crashed
2018-01-15T01:26:59.848793+00:00 heroku[web.1]: Process exited with status 1
2018-01-15T01:27:25.554118+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path="/" host=dry-sands-28803.herokuapp.com request_id=cd2d1d95-09f9-4264-acee-3cf973d9e868 fwd="123.231.123.123" dyno= connect= service= status=503 bytes= protocol=https
2018-01-15T01:27:25.869491+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path="/favicon.ico" host=dry-sands-28803.herokuapp.com request_id=929665ca-184e-448d-970e-4ef096469034 fwd="123.231.123.123" dyno= connect= service= status=503 bytes= protocol=https

Это мой пакет JSON

{
  "name": "client",
  "version": "1.0.0",
  "description": "HRM system",
  "main": "app.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
, "start":"live-server"  },
  "author": "Deus",
  "license": "ISC",
  "dependencies": {
    "angular": "^1.6.6",
    "angular-mocks": "^1.6.6",
    "angular-route": "^1.6.6",
    "bootstrap": "^3.3.7",
    "jasmine-core": "^2.8.0",
    "jquery": "^3.2.1",
    "karma": "^1.7.1",
    "karma-chrome-launcher": "^2.2.0",
    "karma-cli": "^1.0.1",
    "karma-jasmine": "^1.1.0",
    "karma-spec-reporter": "0.0.31"
  }
}

Это мой Procfile

web: npm start