Feature Request

Is your feature request related to a problem? Please describe.
Not really a problem but SVG favicons are the future (present).

Describe the solution you'd like
Support for SVG favicons, as it is already supported in the case of the logo image.

Describe alternatives you've considered
None.

Additional context
[This](https://css-tricks.com/svg-favi

As right now, there are some translations in for example i18n/de.toml

Should not files like layouts/posts/list.html use the tags then, or maybe use newly added ones?

Would be awesome if the "Posts" word would be localized in the i18n file, if that

Hi, I am going to change the background color of the code blocks. And I found this $theme-color-config hard cored in the code.
https://github.com/xianmin/hugo-theme-jane/blob/1af02095e0f72916e1f4f54737215e36a6140c20/src/css/_variables.scss#L8-L24

I check the hugo-theme-even and find that this option has been mentioned in its readme.

https://github.com/olOwOlo/hugo-theme-even/blob/mast

Potentially related to #235, it does not appear that the single.html page template for blog posts will display taxonomy names that aren't tags:

https://github.com/victoriadrake/hugo-theme-introduction/blob/2263cdb0fa5664393f192d872c1d1f6196c6d684/layouts/blog/single.html#L45

Hugo supports any user-defined taxonomy. The