refactor(Managers): remove Breadcrumbs component from various managers for cleaner UI and improved readability

frontend/src/DomainsNewManager.jsx

@@ -29,7 +29,6 @@ import {
 import TableSkeleton, { TableEmpty } from './components/TableSkeleton.jsx';
 import PageHeader from './components/PageHeader.jsx';
 import EmptyState from './components/EmptyState.jsx';
-import Breadcrumbs from './components/Breadcrumbs.jsx';
 import { IconAlertTriangle } from '@tabler/icons-react';
 import S3MetaBar from './components/S3MetaBar.jsx';
 import PageHeaderActions from './components/PageHeaderActions.jsx';
@@ -515,18 +514,6 @@ function DomainsNewManager() {
 
       <PageHeader
         title="Домены"
-        pretitle={(
-          <Breadcrumbs 
-            items={[
-              { label: 'Главная', to: '/dashboard' },
-              { label: 'Данные' },
-              { label: 'Домены', count: filtered.length },
-            ]}
-            showBack={false}
-            filterInfo={filterCommunity ? `Community: ${filterCommunity}` : (searchTerm ? `Поиск: "${searchTerm}"` : null)}
-            count={filtered.length}
-          />
-        )}
         actions={(
           <div className="d-flex align-items-center gap-2">
             <button