import type { NextConfig } from "next";
import withSerwistInit from "@serwist/next";

const withSerwist = withSerwistInit({
  swSrc: "src/app/sw.ts",
  swDest: "public/sw.js",
  // Disable in dev so it never interferes with HMR / hot reload
  disable: process.env.NODE_ENV === "development",
});

const nextConfig: NextConfig = {
  output: "standalone",
  async headers() {
    return [
      {
        source: "/(.*)",
        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: "Strict-Transport-Security", value: "max-age=31536000; includeSubDomains" },
          { key: "Content-Security-Policy", value:
            "default-src 'self'; " +
            "img-src 'self' data: https://*.r2.cloudflarestorage.com https://*.r2.dev; " +
            "script-src 'self' 'unsafe-inline' 'unsafe-eval' https://plausible.io; " +
            "style-src 'self' 'unsafe-inline'; " +
            "connect-src 'self' https://llm.manohargupta.com https://plausible.io; " +
            "font-src 'self' data:;"
          },
        ],
      },
    ];
  },
};

export default withSerwist(nextConfig);