I'm thinking the author of the post is an exophonic writer of English. I don't think they even did something like put the post through an LLM to proofread or correct it.
This question is asked a lot. And the answer, based on the silence, has always been "No". Either live without it or use one of the hacks others have posted here to get a dark theme in your browser.
I think this is just stupid question, but I wonder in FOSS there is no game project that created from active community for alternative of another game. When we face a problem like paid software or problematic software that steal our data, the community will make the alterative for us but it is less possible for game generally.