SSH PTY output contains non-UTF-8 bytes (terminal escape sequences).
Sending as TextMessage caused WebSocket decode errors. Switch to
BinaryMessage and handle arraybuffer on the client side.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Replace log.Printf/Println with slog.Info/Error/Warn across the codebase.
Initialize slog with JSON handler in main.go. Add panic recovery defer
in SSH session handler. Add structured game event logging (room created,
player joined, game started, game over, player inactive removed).
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
WebSocket-to-SSH proxy on :8080. Browser connects via xterm.js,
server bridges to localhost:2222 SSH. Single HTML file, CDN deps.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
