feature request: Launch into the System Tray (Windows) on startup

[MitsukiHaruko]

Checklist

• [x] I checked that this feature has not been requested before
• [x] I checked that this feature is not in the "Not planned" list
• [x] This feature will benefit the majority of users

Problem Description / Use Case

I have many programs set to launch into the system tray on windows boot, to have them running in the background.

Proposed Solution

I propose adding an option in the settings to launch Seanime to the system tray on startup.