Example .env file
REDIS_HOST=<host>
REDIS_PORT=<port>
REDIS_PASSWORD=<password>
REDIS_DB=<db>
DB=<mongodb_dbname>
DB_HOST=<mongodb_dbhost>
DB_PORT=<mongodb_dbport>
DB_USER=<mongodb_dbuser>
DB_PASSWORD=<mongodb_dbpassword>
PORT=<backend_service_port>
FRONT_END_SERVER_URI="<frontend_server_url>"
Install nodemon if it is not installed on your system
$ npm install nodemon -g
$ npm run dev
$ npm run prod