Add audit log entries.

app/Http/Controllers/Recurring/EditController.php

@@ -37,6 +37,7 @@ use Illuminate\Contracts\View\Factory;
 use Illuminate\Http\RedirectResponse;
 use Illuminate\Http\Request;
 use Illuminate\Routing\Redirector;
+use Illuminate\Support\Facades\Log;
 use Illuminate\View\View;
 use Symfony\Component\HttpFoundation\ParameterBag;
 
@@ -179,6 +180,7 @@ class EditController extends Controller
             $this->attachments->saveAttachmentsForModel($recurrence, $files);
         }
         if (null !== $files && auth()->user()->hasRole('demo')) {
+            Log::channel('audit')->info(sprintf('The demo user is trying to upload attachments in %s.', __METHOD__));
             session()->flash('info', (string)trans('firefly.no_att_demo_user'));
         }