“réact scrip pour déplorer Heroku” Réponses codées

réact scrip pour déplorer Heroku

"scripts": { 
  "dev": "react-scripts 
  "start", "start": "serve -s build", 
  "build": "react-scripts build", 
  "test": "react-scripts test --env=jsdom",
  "eject": "react-scripts eject", 
  "heroku-postbuild": "npm run build" 
},