Update dependencies to include TinyMCE and Quill, enhance Navigation component with a new Newsletter submenu, and implement role-based access control for CMS features. Refactor user role handling to support multiple roles and improve user management functionality across various API endpoints.

server/api/membership/download/[id].get.js

@@ -39,7 +39,8 @@ export default defineEventHandler(async (event) => {
     if (token) {
       // Authentifizierte Benutzer prüfen
       const user = await getUserFromToken(token)
-      if (user && ['admin', 'vorstand'].includes(user.role)) {
+      const roles = Array.isArray(user.roles) ? user.roles : (user.role ? [user.role] : [])
+      if (user && (roles.includes('admin') || roles.includes('vorstand'))) {
         // Admin/Vorstand kann alle Dateien herunterladen
         isAuthorized = true
       }