import { fileURLToPath } from 'url';
import path from 'path';

const __dirname = path.dirname(fileURLToPath(import.meta.url));

/** @type {import('next').NextConfig} */
const nextConfig = {
  // Explicitly set Turbopack root to this frontend directory to silence multi-lockfile warning
  turbopack: {
    root: __dirname,
  },
  // Increase server timeout for long-running AI requests
  experimental: {
    proxyTimeout: 300000, // 300 seconds (5 minutes)
  },
  // Optimize for Docker deployment only in production
  // 当 NODE_ENV 为 production 时开启 standalone 模式
  output: process.env.NODE_ENV === 'production' ? 'standalone' : undefined,
};

export default nextConfig;