fix(plugins): preserve settings slot and privileged tier

app/api/admin/marketplace/route.ts

@@ -341,6 +341,7 @@ export async function POST(request: NextRequest) {
         author: (manifest.author as string) || 'Unknown',
         description: (manifest.description as string) || '',
         type: (manifest.type as string) || 'hook',
+        ...(manifest.tier === 'privileged' ? { tier: 'privileged' } : {}),
         permissions,
         entrypoint,
         enabled: existingPlugin?.enabled ?? true,

components/settings/account-settings.tsx

@@ -14,6 +14,7 @@ import { Button } from '@/components/ui/button';
 import { useRouter } from '@/i18n/navigation';
 import { getMaxAccounts } from '@/lib/account-utils';
 import { formatFileSize, cn } from '@/lib/utils';
+import { PluginSlot } from '@/components/plugins/plugin-slot';
 
 function hostnameOf(serverUrl: string): string {
   try { return new URL(serverUrl).hostname; } catch { return serverUrl; }
@@ -180,6 +181,8 @@ export function AccountSettings() {
         )}
       </SettingsSection>
 
+      <PluginSlot name="settings-section" />
+
       {/* Logged-in accounts list */}
       {accounts.length > 0 && (
         <SettingsSection title={t('accounts.title')} description={t('accounts.description')}>