How to fix nodemon command is not recognized in terminal for Node.js server?

To fix nodemon command is not recognized in terminal for Node.js server, we put nodemon in a script in package.json.

For instance, in package.json, we write something like

{
  //....
  "scripts": {
    "server": "nodemon server.js"
  }
  //....
}

to run server.js with nodemon.

Then we run

npm run server

to run the script.

We install nodemon with

npm i nodemon