feat: add email sender functionality with smtp host and port from config

src/service/emailSender.js

@@ -0,0 +1,20 @@
+const nodemailer = require('nodemailer');
+const config = require('../config');
+
+exports.sendEmail = async (from, to, subject, body) => {
+  const smtpHost = config.getSmtpHost();
+  const smtpPort = config.getSmtpPort();
+  const transporter = nodemailer.createTransport({
+    host: smtpHost,
+    port: smtpPort,
+  });
+
+  const email = `${body}`;
+  const info = await transporter.sendMail({
+    from,
+    to,
+    subject,
+    html: email,
+  });
+  console.log('Message sent %s', info.messageId);
+};