Mirrors docker-xserver-novnc/CLAUDE.md's structure, adapted for this
project's specifics: no build-time game embedding, the runtime volume,
the setup_server.py install flow, and the game.sh/start_game.sh play path.
Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01NiNnj78HGx1KWyCCo39HSz
