'react-scripts is not recognized as an internal or external command which have some basic folder structure

I have a basic folder structure in React by my friend. At first, I run the npm install. Then, I run the following command to start the server. But could not work out.

Could you please help me and thanks in advance?

Below is my package.json file

{
  "private": true,
  "dependencies": {
    
    "todomvc-app-css": "^2.0.0",
    "todomvc-common": "^1.0.0"
  },

  "scripts": {
    "start": "react-scripts start",
    "build": "react-scripts build",
    "test": "react-scripts test",
    "eject": "react-scripts eject"
  }
}

*Below is my folder structure *

enter image description here

Now I am trying to run the npm run start. But it couldn't work. It says that



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