Create separate module mailer_transport

adamps → credited dpi → .

adamps → credited znerol → .

Credit znerol for work in 📌 [PP-1] Add symfony mailer transports to DIC Postponed
Credit dpi for work in ✨ Add Symfony Messenger support for async messsages (emails as queues) Active

Automatically closed - issue fixed for 2 weeks with no activity.