Tic-tac-toe
A trivial local demo — no AI, no networking, just X and O on one screen.
A minimal demo app: a clickable 3×3 grid, alternating X and O, that detects a win or a draw. Fully static and client-side — no server, no network, no AI opponent, no external dependencies. It exists to prove the /apps/ collection pattern works, not to be a polished game.
X's turn