import type { NextConfig } from "next";

const nextConfig: NextConfig = {
  reactStrictMode: true,
  poweredByHeader: false,
  experimental: {
    serverActions: {
      bodySizeLimit: "11mb",
    },
  },
  async headers() {
    const securityHeaders = [
      { key: "X-Content-Type-Options", value: "nosniff" },
      { key: "X-Frame-Options", value: "DENY" },
      { key: "Referrer-Policy", value: "strict-origin-when-cross-origin" },
      { key: "Permissions-Policy", value: "camera=(), microphone=(), geolocation=()" },
      { key: "Cross-Origin-Opener-Policy", value: "same-origin" },
      { key: "X-DNS-Prefetch-Control", value: "off" },
    ];
    if (process.env.NODE_ENV === "production") securityHeaders.push(
      { key: "Strict-Transport-Security", value: "max-age=31536000; includeSubDomains" },
      { key: "Content-Security-Policy", value: "default-src 'self'; base-uri 'self'; form-action 'self'; frame-ancestors 'none'; object-src 'none'; script-src 'self' 'unsafe-inline'; style-src 'self' 'unsafe-inline'; img-src 'self' data: blob: https:; font-src 'self' data:; connect-src 'self'; frame-src https://www.youtube.com https://www.youtube-nocookie.com" },
    );
    return [{ source: "/(.*)", headers: securityHeaders }];
  },
};

export default nextConfig;