Laravel Middleware for LocalTunnel URLs rewriting

LocalTunnelMiddleware.php

<?php

namespace App\Http\Middleware;

use Closure;
use Illuminate\Support\Facades\URL;
use Illuminate\Support\Str;

class LocalTunnelMiddleware
{
    /**
     * Handle an incoming request.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  \Closure  $next
     * @return mixed
     */
    public function handle($request, Closure $next)
    {
        $host = $request->header('host');

        if (Str::contains($host, 'localtunnel.me')) {
            $usingProtocol = $request->header('x-forwarded-proto') === 'https' ? 'https' : 'http';
            URL::forceScheme($usingProtocol);

            config('app.url', $host);
        }

        return $next($request);
    }
}