Revert "v2.39.0 (#2180)"

This reverts commit 1e228c86c3.

apps/OpenSignServer/cloud/parsefunction/sendMailv3.js

@@ -1,15 +1,18 @@
+import fs from 'node:fs';
+import https from 'https';
 import formData from 'form-data';
 import Mailgun from 'mailgun.js';
 import { appName, smtpenable, smtpsecure, updateMailCount } from '../../Utils.js';
 import { createTransport } from 'nodemailer';
+import axios from 'axios';
 async function sendMailProvider(req) {
   const app = appName;
   const extUserId = req.params?.extUserId || '';
   const reportMsg = `<p style="font-size: 13px; color:grey; text-align: center;">If you think this email is inappropriate or spam, you may file a complaint with OpenSign™ <a href="mailto:complaints@opensignlabs.com?subject=Spam%20report%20for%20user%20ID%20${extUserId}&body=Hello%20Support%20Team%2C%0D%0A%0D%0AI%E2%80%99m%20reporting%20spam%20activity%20coming%20from%20a%20sender%20using%20your%20platform.%0D%0A%0D%0AThe%20messages%20I%20received%20appear%20unsolicited%20and%20suspicious.%20The%20user%20ID%20associated%20with%20the%20emails%20is%3A%20${extUserId}.%20Please%20investigate%20this%20account%20and%20take%20appropriate%20action%20to%20prevent%20further%20abuse.%0D%0A%0D%0AIf%20you%20need%20additional%20details%2C%20I%E2%80%99m%20happy%20to%20provide%20the%20original%20email%20headers%20or%20screenshots.%0D%0A%0D%0AThank%20you%20for%20looking%20into%20this.%0D%0A%0D%0ABest%20regards%2C%0D%0A%5BYour%20Name%5D">here</a>.</p>`;
 
   const mailgunApiKey = process.env.MAILGUN_API_KEY;
-  let transporterSMTP;
   try {
+    let transporterSMTP;
     let mailgunClient;
     let mailgunDomain;
     if (smtpenable) {
@@ -48,7 +51,6 @@ async function sendMailProvider(req) {
       text: req.params.text || 'mail',
       html: req.params?.html ? req.params.html + reportMsg : '',
       bcc: req.params.bcc ? req.params.bcc : undefined,
-      cc: req.params.cc ? req.params.cc : undefined,
       replyTo: replyto ? replyto : undefined,
     };
 
@@ -80,10 +82,6 @@ async function sendMailProvider(req) {
     if (err) {
       return { status: 'error' };
     }
-  } finally {
-    if (transporterSMTP) {
-      transporterSMTP?.close?.();
-    }
   }
 }