/**
 * studiograph serve command
 *
 * Starts the Studiograph HTTP server, hosting:
 *   - Graph API (read-only REST)
 *   - Agent chat (POST /api/chat, GET /api/chat/stream)
 *   - Installed app plugins (from .studiograph/apps/)
 *
 * Environment variables:
 *   API_KEYS         — semicolon-separated bearer tokens (e.g. "key1;key2")
 *   PORT             — HTTP port (default 8000)
 *   HOST             — Bind address (default 0.0.0.0)
 */
import { Command } from 'commander';
export declare const serveCommand: Command;
