node start error in Windows - node.js

Question

Windows MEVN stack project
i have npm start terminal output:
$ npm start
> nodejs-starter#1.0.0 start C:\final-dip\diplom-master
> SECRET=diplom nodemon index.js
"SECRET" is not internal or external
command, executable program or batch file.
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! nodejs-starter#1.0.0 start: `SECRET=diplom nodemon index.js`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the nodejs-starter#1.0.0 start script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.
npm ERR! A complete log of this run can be found in:
npm ERR! C:\Users\Admin\AppData\Roaming\npm-cache\_logs\2018-05-04T10_33_19_073Z-debug.log
code in package.json:
{
"name": "nodejs-starter",
"version": "1.0.0",
"description": "A boilerplate for NodeJS web servers",
"main": "index.js",
"scripts": {
"start": "SECRET=diplom nodemon index.js",
"init": "node ./controllers/init",
"debug": "cross-env PORT=3333 SECRET=GREEN_BUS nodemon --inspect index.js"
},
"keywords": [],
"author": "Almat Ybray",
"license": "MIT",
"devDependencies": {
"eslint": "^4.14.0",
"nodemon": "^1.14.7"
},
"dependencies": {
"async": "^2.6.0",
"body-parser": "^1.18.2",
"cookie-parser": "^1.4.3",
"cors": "^2.8.4",
"express": "^4.16.2",
"express-jwt": "^5.3.1",
"express-validator": "^5.0.3",
"helmet": "^3.9.0",
"jsonwebtoken": "^8.2.0",
"mongoose": "^5.0.0-rc1",
"morgan": "^1.9.0",
"multer": "^1.3.0",
"passport": "^0.4.0",
"passport-local": "^1.0.0",
"socket.io": "^2.0.4"
}
}

Answer 1

You're missing cross-env for your start script. Change your package.json to:
{
"scripts": {
"start": "cross-env SECRET=diplom nodemon index.js"
}
}
It's already being used in the debug script.
NOTE It's also not part of dependencies so it has to be added via npm i cross-env --save.