next.config.js

/** @type {import('next').NextConfig} */
const nextConfig = {
  async headers() {
    return [
      {
        source: "/:path*",
        headers: [
          { key: "X-Frame-Options", value: "DENY" },
          { key: "X-Content-Type-Options", value: "nosniff" },
          { key: "Referrer-Policy", value: "strict-origin-when-cross-origin" },
          { key: "Permissions-Policy", value: "camera=(), microphone=(), geolocation=()" },
          {
            key: "Content-Security-Policy",
            value:
              "default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval'; style-src 'self' 'unsafe-inline'; img-src 'self' data: blob:; font-src 'self'; object-src 'none'; frame-ancestors 'none';",
          },
        ],
      },
      {
        source: "/:path*",
        has: [{ type: "header", key: "x-forwarded-proto", value: "https" }],
        headers: [{ key: "Strict-Transport-Security", value: "max-age=31536000; includeSubDomains" }],
      },
    ];
  },
};

module.exports = nextConfig;