feat(ui): add circled question mark help button in top header rechtsbuendig

frontend/src/features/workspace/WorkspaceView.tsx

@@ -46,7 +46,6 @@ import { api, triggerHaptic } from '../../lib/api';
 interface WorkspaceViewProps {
   initialDocId?: string | null;
   onStatsChange: () => void;
-  onOpenHelp?: () => void;
 }
 
 const ICONS = ['📄', '📝', '💡', '🚀', '🏡', '⚡', '🎯', '🍕', '🛠️', '🧠', '🔥', '🏔️', '📦', '📑', '⚙️', '📊'];
@@ -82,7 +81,6 @@ const SLASH_COMMANDS: SlashCommandItem[] = [
 export const WorkspaceView: React.FC<WorkspaceViewProps> = ({
   initialDocId,
   onStatsChange,
-  onOpenHelp,
 }) => {
   // Top Workspace Tab Mode: 'editor' vs 'todos' (Global To-Do Rollup Dashboard)
   const [workspaceMode, setWorkspaceMode] = useState<'editor' | 'todos'>('editor');
@@ -1066,18 +1064,6 @@ export const WorkspaceView: React.FC<WorkspaceViewProps> = ({
               </button>
             </>
           )}
-
-          {onOpenHelp && (
-            <button
-              type="button"
-              onClick={onOpenHelp}
-              className="btn-action h-8 px-2.5 text-xs flex items-center gap-1.5"
-              title="Hilfe & Dokumentation öffnen"
-            >
-              <HelpCircle className="w-3.5 h-3.5 text-accent" />
-              <span>Hilfe</span>
-            </button>
-          )}
         </div>
       </div>