A dark mode based on local clock

Created by: gigatesseract

Is your feature request related to a problem? Please describe. During night time, it might induce eye strain.

Describe the solution you'd like A dark mode that toggles automatically with system time.

Describe alternatives you've considered An alternative would be to continuously alter the intensity of the background as per time. But a dark mode might be preferred

Additional context Add any other context or screenshots about the feature request here.