Update README.md

Author: projectdatadevelopment

README.md

@@ -62,6 +62,9 @@ If you want to get inspiration or just show something directly to your clients,
 - `npm install` in both front-end and back-end folder
 - `npm run build` in front-end folder and then move the build folder in back-end -> this is for production mode
 - `nodemon` in backend folder and the server will start
+- for dev env run both React and Node server
+- `npm start` in front-end
+- `nodemon` in back-end
 
 
 ## Documentation