Kutt/server/mail/mail.js

const nodemailer = require('nodemailer');

const mailConfig = {
  host: process.env.MAIL_HOST,
  port: process.env.MAIL_PORT,
  secure: process.env.MAIL_SECURE === 'true',
  auth: {
    user: process.env.MAIL_USER,
    pass: process.env.MAIL_PASSWORD,
  },
};

const transporter = nodemailer.createTransport(mailConfig);
module.exports = transporter;