Boilerplate for easy to work
It would also be worth adding your default.json config file to .gitignore If git has been previously tracking your default.json file then...
git rm --cached config/default.json
{
"mongoURI": "<your_mongoDB_Atlas_uri_with_credentials>"
}
npm install or npm i
cd client and npm install or npm i
npm run dev
Check in browser on http://localhost:5000/
Sabuj Hasan Sarker