Merge pull request #51 from xima-media/csp-fix

fix: add formcycle url to StyleSrc CSP

Author: maikschneider

Classes/ContentSecurityPolicy/EventListener/FrontendListener.php

@@ -29,6 +29,11 @@ public function __invoke(PolicyMutatedEvent $event): void
             new UriValue($formcycleUrl),
         );
 
+        $event->getCurrentPolicy()->extend(
+            Directive::StyleSrc,
+            new UriValue($formcycleUrl),
+        );
+
         $event->getCurrentPolicy()->extend(
             Directive::StyleSrcElem,
             new UriValue($formcycleUrl),