feat(integrations): add Discord/Telegram Coming soon placeholders

Show greyed non-interactive messenger cards with a Coming soon badge
(matching integration card chrome, no expandable controls), and refresh
third-party statuses immediately after Apply & Restart clears pending
plugin restarts.

Co-authored-by: Serhii Dziupin <makeittech@users.noreply.github.com>

packages/ui/src/components/sections/integrations/IntegrationsPage.tsx

@@ -1,6 +1,7 @@
 import React from 'react';
 import { SettingsPageLayout } from '@/components/sections/shared/SettingsPageLayout';
 import { useI18n } from '@/lib/i18n';
+import { ComingSoonMessengersSection } from './ComingSoonMessengersSection';
 import { ThirdPartyIntegrationsSection } from './ThirdPartyIntegrationsSection';
 
 interface IntegrationsPageProps {
@@ -20,6 +21,7 @@ export const IntegrationsPage: React.FC<IntegrationsPageProps> = ({
       description={t('settings.page.integrations.description')}
       showSaveStatus={false}
     >
+      <ComingSoonMessengersSection />
       <ThirdPartyIntegrationsSection
         onOpenProviderSetup={onOpenProviderSetup}
         onOpenPluginManager={onOpenPluginManager}