Since the author reads HN, I'll assume this comment counts.
> The Chief Executive of Hong Kong (Carrie Lam) is elected directly by the mainland Chinese government, and the people have no representation in the election whatsoever.
The Chief Executive is elected by the Election Committee. While that includes some members representing China's National People's Congress, the majority is made up of a carefully gerrymandered selection of company representatives and professional associations, similar to the Legislature Council. https://www.elections.gov.hk/ecss2016/eng/figures.html
Also, if you intend to e.g. prevent Chinese developers from using your products, I'd advise against it. Foreign code hosting platforms are a major way for Chinese developers to organize where they can't be reached by the government.