Send email using nodemailer with nunjucks template engine in Node.js using gmail service

.env

EMAIL_USER='your-email'
EMAIL_PASS='your-password'
EMAIL_HOST="smtp.gmail.com"
EMAIL_PORT=465

email.html

<h1>Verification email</h1>
<p>
    Please verify your email by clicking on the following link:
    <a href="{{ url }}"> {{url}} </a>
</p>

index.js

import nodemailer from 'nodemailer';
import dotenv from 'dotenv';
import nunjucks from 'nunjucks';

dotenv.config();

const sendEmail = async options => {
  const transporter = nodemailer.createTransport({
    service: 'gmail',
    host: process.env.EMAIL_HOST,
    port: process.env.EMAIL_PORT,
    secure: true,
    auth: {
      user: process.env.EMAIL_USER,
      pass: process.env.EMAIL_PASS,
    },
  });

  const mailOptions = {
    from: process.env.EMAIL_USER,
    to: options.email,
    subject: options.subject,
    text: options?.message,
    html: options?.html,
  };

  await transporter.sendMail(mailOptions);
};


const template = nunjucks.render('email.html', { url: 'http://localhost:3000/verify' });

try {
  await sendEmail({
    email: '<receiver email>',
    subject: 'Verify Your Email',
    html: template
  });
} catch (err) {
  console.error('Error while sending email : ', err);
}