Gitea-Repo fix

frontend/js/board.js

@@ -372,6 +372,7 @@ class BoardManager {
           const currentUser = users.find(u => u.id === assignee.id);
           const color = currentUser?.color || assignee.color || '#888';
           const name = currentUser?.display_name || assignee.display_name || assignee.username || 'Benutzer';
+          const initials = currentUser?.initials || assignee.initials || getInitials(name);
 
           const avatar = createElement('span', {
             className: 'avatar task-assignee-avatar stacked',
@@ -380,7 +381,7 @@ class BoardManager {
               zIndex: 10 - index
             },
             title: name
-          }, [getInitials(name)]);
+          }, [initials]);
           assigneesContainer.appendChild(avatar);
         });