mkdir ~/.npm-global
npm config set prefix '~/.npm-global'

export PATH=~/.npm-global/bin:$PATH

npm install -g nodemon

npm install -D nodemon

scripts: {
   "start": "nodemon src/index.js"
}

"scripts": {
    "test": "echo "Error: no test specified" && exit 1",
    "start": "nodemon app.js"
}