next.config.ts

import type { NextConfig } from "next";

const isProd = process.env.NODE_ENV === "production";
const scriptSrc = isProd
  ? "script-src 'self' 'unsafe-inline'"
  : "script-src 'self' 'unsafe-inline' 'unsafe-eval'";

const contentSecurityPolicy = [
  "default-src 'self'",
  "base-uri 'self'",
  "form-action 'self'",
  "frame-ancestors 'none'",
  "img-src 'self' data: https:",
  scriptSrc,
  "style-src 'self' 'unsafe-inline'",
  "font-src 'self' data:",
  "connect-src 'self' https: wss:",
  "object-src 'none'",
].join("; ");

const securityHeaders = [
  {
    key: "Content-Security-Policy",
    value: contentSecurityPolicy,
  },
  {
    key: "Strict-Transport-Security",
    value: "max-age=31536000; includeSubDomains; preload",
  },
];

const nextConfig: NextConfig = {
  // logging: { fetches: { fullUrl: true } },
  allowedDevOrigins: ["192.168.1.*", "localhost", "127.0.0.1"],
  async headers() {
    return [
      {
        source: "/(.*)",
        headers: securityHeaders,
      },
    ];
  },
};

export default nextConfig;