backend/config/config.js

// from '.env' in root folder
module.exports = {
	// APP
	port: process.env.PORT || 3001,
	environment: process.env.NODE_ENV || 'development',
	// DATABASE
	dbURL: process.env.DATABASE_URL,
	// JWT
	jwtSecret: process.env.JWT_SECRET,
	saltingRounds: process.env.SALTING_ROUNDS || 10,
	// NODEMAILER
	smtpHost: process.env.SMTP_HOST,
	smtpPort: process.env.SMTP_PORT,
	smtpUsername: process.env.SMTP_USERNAME,
	smtpPassword: process.env.SMTP_PASSWORD,
	smtpSecure: process.env.SMTP_SECURE || true, // use TLS
	smtpPool: process.env.SMTP_POOL|| true, // Pool connections to server
};