feat: Added tasks with no projects to default calendar

lib/Storages/IStorage.php

@@ -5,9 +5,10 @@ namespace Aerex\BaikalStorage\Storages;
 use Sabre\VObject\Component\VCalendar as Calendar;
 
 interface IStorage {
- public function save(Calendar $c);
+ public function save(Calendar $c, string $displayname);
  public function remove($uid);
  public function refresh();
  public function getConfigBrowser();
  public function updateConfigs($postData);
 }
+