[MacOS] Stremio to remember last used full screen/window setting

[lothar-cell]

Is your feature request related to a problem? Please describe.

1. open app
2. switch to full screen
3. quit app
4. open app, window is not in full screen😠

Describe the solution you'd like
Stremio to remember the last used window setting. Some official Apple apps like Mail, but also Spotify eg., have this feature, it's part of MacOS framework.

Describe alternatives you've considered
not applicable

Additional context
FreeTube app already implemented this on my request, here's what they done, seems super easy for a programmer:
FreeTubeApp/FreeTube#2495

[lothar-cell]

I really hope someone picks up on this, as the original Stremio team doesn't seem to be bothered, even though it should be an easy fix for someone skilled.