jsDelivr's Github linking feature sets the right response headers. I don't think raw.github.com offers changing the headers via URL parameters, but maybe Github Pages works as well.
On my mobile I dislike the current situation with black icons on the dark blue background:
Therefore I added a fix in the extension .json as well.
Unfortunately raw.github.com is being blocked by CORB and the theme doesn't load correctly in newer SN web/mobile versions:
jsDelivr's Github linking feature sets the right response headers. I don't think raw.github.com offers changing the headers via URL parameters, but maybe Github Pages works as well.
On my mobile I dislike the current situation with black icons on the dark blue background:
Therefore I added a fix in the extension .json as well.