a8ac309258
Add viz.html as the main entry point that loads Three.js from CDN and orchestrates all visualization components (scene, body model, signal viz, environment, HUD). Add data-processor.js that transforms API WebSocket messages into geometry updates and provides demo mode with pre-recorded pose cycling when the server is unavailable. https://claude.ai/code/session_01Ki7pvEZtJDvqJkmyn6B714