Refactor Admin and Settings UI to Ethereal Precision aesthetic and improve note import/export functionality

memento-note/next.config.ts

@@ -29,5 +29,8 @@ const nextConfig: NextConfig = {
   // TEMP: disable Turbopack due React #310 loop on /admin routes in production builds.
   // We keep webpack pipeline until upstream fix is confirmed.
 };
+module.exports = {
+  allowedDevOrigins: ['192.168.1.83'],
+}
 
 export default nextConfig;