/**
 * Z-code LLM Server
 *
 * Starts an Express + Socket.IO server that runs Zork I through the
 * ZcodeLlmEngine and serves the same shared client UI as the YAML engine.
 *
 * Usage:
 *   npm run dev:zcode      (development, with file watching)
 *   npm run start:zcode    (production, from compiled dist/)
 *
 * Environment variables:
 *   PORT             – HTTP port (default: 3002)
 *   ZCODE_STORY_FILE  – path to the story file (default: ./data/z-code/zork1.bin)
 *   OPENROUTER_API_KEY, OPENROUTER_MODEL – required
 */
export {};