

Unicode consortium stopped accepting new flags. Far, far from all current languages are in there. Don’t expect there to be an emoji for every language, and fewer and fewer as the current version ages and flags change
And that’s regardless of that flags are often a poor language selector (south african flag can mean a lot of things), but if you insist then SVGs of what regions you want to support might be a good replacement
I don’t know
(https://barrypopik.com/blog/three_logicians_walk_into_a_bar)