Steps to reproduce

1. Send or Sync messages
2. Check server or mail client logs

Expected behavior

Use a single connection for all operations then close connection once completed

Actual behavior

Sync operation opens new IMAP connection for every mailbox that needs to sync.

Send operation opens one new SMTP connection and two new IMAP connections for every email it sends.

Mail app version

Lastest Dev

Mailserver or service

IMAP/SMTP

Operating system

No response

PHP engine version

PHP 8.3

Web server

Nginx

Database

MySQL

Additional info

No response