Feature Request: Mail-setup in UI

[Donixon]

Feature Title

Mail-settings in UI

Feature Description

You have to setup SMPT in variables right now. It would be nice to be able to do this in the web interface, just like everything else.

What type of feature are you requesting?

UI/UX Improvement

Importance

High

Additional Context

No response

Code of Conduct

• [X] I agree to follow this project's Code of Conduct
• [X] I have searched the existing issues & discussions to make sure that this is not a duplicate.