snipe-it/app/Http/Middleware/LogAuthedUserHeader.php

<?php

namespace App\Http\Middleware;

use Closure;
use Illuminate\Http\Request;

class LogAuthedUserHeader
{
    /**
     * Handle an incoming request.
     *
     * @param  Request  $request
     * @return mixed
     */
    public function handle($request, Closure $next)
    {

        $response = $next($request);

        if (config('app.authorized_user_header') === true) {
            $response->headers->set('X-Authorized-User-ID', auth()?->id());
        }

        return $response;
    }
}