Yeah, I wish this would have just been a short human-written post of a few paragraphs. The emdashes, bulletpoints and unnecessary dramatic flourishes really detract from it.

Not "store chess moves in a database." Not "track game state in a table." Actually render a chess board. With pieces. That you can move around. In your browser. Using nothing but SELECT, UPDATE, and a bit of creative thinking.

Please, just write like a person.