import type { NextConfig } from "next";
import { readFileSync, existsSync } from "fs";
import { join } from "path";

// 构建时自动加载 Server Actions 加密密钥，避免 "Failed to find Server Action" 部署错误
if (!process.env.NEXT_SERVER_ACTIONS_ENCRYPTION_KEY) {
  const keyPath = join(__dirname, "config", "server-actions.key");
  if (existsSync(keyPath)) {
    process.env.NEXT_SERVER_ACTIONS_ENCRYPTION_KEY = readFileSync(keyPath, "utf8").trim();
  }
}

const nextConfig: NextConfig = {
  // 局域网访问（如手机 192.168.x.x）时允许跨域请求 _next 资源
  // 需完全重启 dev 服务（Ctrl+C 后 pnpm dev）后生效
  allowedDevOrigins: [
    "192.168.41.222",
    "192.168.41.222:3000",
    "http://192.168.41.222",
    "http://192.168.41.222:3000",
    "http://192.168.41.222:3001",
  ],
};

export default nextConfig;