import type { NextConfig } from "next";

const contentSecurityPolicy = [
  "default-src 'self'",
  "base-uri 'self'",
  "form-action 'self'",
  "frame-ancestors 'none'",
  "object-src 'none'",
  "img-src 'self' data: blob:",
  "font-src 'self' data:",
  "style-src 'self' 'unsafe-inline'",
  `script-src 'self' 'unsafe-inline'${process.env.NODE_ENV === "development" ? " 'unsafe-eval'" : ""}`,
  "connect-src 'self'",
].join("; ");

const nextConfig: NextConfig = {
  images: {
    qualities: [75, 94],
  },
  async headers() {
    return [{
      source: "/:path*",
      headers: [
        { key: "Content-Security-Policy", value: contentSecurityPolicy },
        { key: "Permissions-Policy", value: "camera=(), microphone=(), geolocation=(), browsing-topics=()" },
        { key: "Referrer-Policy", value: "strict-origin-when-cross-origin" },
        { key: "Strict-Transport-Security", value: "max-age=63072000; includeSubDomains; preload" },
        { key: "X-Content-Type-Options", value: "nosniff" },
        { key: "X-Frame-Options", value: "DENY" },
      ],
    }];
  },
};

export default nextConfig;