fix(sidebar): itens WHATSAPP/SECRETÁRIA usam isPluginActive (ALWAYS_ON)

getActivePlugins() não inclui ALWAYS_ON_PLUGINS; o gate dos itens checava
activePluginIds.includes('newwhats') (sempre falso). Troca para isPluginActive
('newwhats'), que considera ALWAYS_ON — agora os menus aparecem.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

frontend/components/Sidebar.tsx

@@ -6,7 +6,7 @@ import {
 } from 'lucide-react';
 import { ToothIcon } from './ToothIcon.tsx';
 import { HybridBackend } from '../services/backend.ts';
-import { getActivePlugins } from '../views/plugins/pluginRegistry.ts';
+import { getActivePlugins, isPluginActive } from '../views/plugins/pluginRegistry.ts';
 
 interface SidebarProps {
   activeTab: string;
@@ -39,7 +39,7 @@ export const Sidebar: React.FC<SidebarProps> = ({ activeTab, setActiveTab }) =>
   }
   // NewWhats: Inbox + Secretária IA — para TODOS os usuários quando o plugin está
   // ativo (a CONFIG do plugin fica no catálogo PLUGINS, exclusivo do superadmin).
-  if (activePluginIds.includes('newwhats')) {
+  if (isPluginActive('newwhats')) {
     pluginMenuItems.push({ id: 'wa-inbox', label: 'WHATSAPP', icon: MessageCircle, color: '#16a34a' });
     pluginMenuItems.push({ id: 'wa-secretaria', label: 'SECRETÁRIA IA', icon: Bot, color: '#2563eb' });
   }