Browser theme based init

[Sharkbyteprojects]

If the user don't selected a preferred theme with the switch, the browser theme will used if available.

Description

It now save in local storage "light" or "dark", if nothing is saved, it use browser theme on init

Motivation and Context

This is only a feature request to make this better for the possibilities of the web api

How Has This Been Tested?

Manual test on:

• Firefox
• Edge
• Chrome
• Android Firefox
• Android Chrome
• Safari

Screenshots (if appropriate):

Types of changes

• New feature (non-breaking change which adds functionality)
• Bug fix (non-breaking change which fixes an issue)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist:

• My code follows the code style of this project.
• I have ran npm run test and test passes