speedtest-tracker/app/Http/Middleware/FrameAllowOptions.php

<?php

namespace App\Http\Middleware;

use Closure;
use Illuminate\Http\Request;
use Symfony\Component\HttpFoundation\Response;

class FrameAllowOptions
{
    /**
     * Handle an incoming request.
     *
     * @param  \Closure(\Illuminate\Http\Request): (\Symfony\Component\HttpFoundation\Response)  $next
     */
    public function handle(Request $request, Closure $next): Response
    {
        $response = $next($request);

        if (! blank(config('speedtest.allow_embeds'))) {
            $response->header('X-Frame-Options', 'ALLOW-FROM '.config('speedtest.allow_embeds'));
        }

        return $response;
    }
}