$: npm i dotenv
$: touch .env (do this from gui)
on app.js: require('dotenv').config()
populate our .env with a variable & mongo cxn string...
e.g. MONGO_URI = "mongodb+srv://cpride11:@cluster0.5abxx.mongodb.net/?retryWrites=true&w=majority&appName=Cluster0"
$: npm i dotenv $: touch .env (do this from gui) on app.js: require('dotenv').config() populate our .env with a variable & mongo cxn string... e.g. MONGO_URI = "mongodb+srv://cpride11:@cluster0.5abxx.mongodb.net/?retryWrites=true&w=majority&appName=Cluster0"