Add dark theme

[BlitDev]

Initial Checklist

• I understand this is a feature request and questions should be posted in the Community Discussions
• I searched issues and couldn’t find anything (or linked relevant results below)

Idea

Currently only the light theme is available, so I'll leave the issue to keep an eye on when the dark theme is implemented/enabled, it's very important to me.

#137 #2

[JammingBen]

Thanks for reporting this, we are aware of it and it's on our roadmap. Although it won't be part of the first stable release unfortunately.