feat: Add ConfirmDialog for clearing community fields in ASNs, Domains, and IPRanges managers with appropriate state management and UI integration

frontend/src/components/PageHeaderActions.jsx

@@ -4,7 +4,8 @@ import {
   IconDownload,
   IconDeviceFloppy,
   IconPlayerPlay,
-  IconBolt
+  IconBolt,
+  IconEraser
 } from '@tabler/icons-react';
 import PortalDropdown from './PortalDropdown.jsx';
 
@@ -19,6 +20,8 @@ function PageHeaderActions({
   disableExport = false,
   onClear,
   disableClear = false,
+  onClearCommunities,
+  disableClearCommunities = false,
   onSave,
   disableSave = false,
   onHistory,
@@ -90,6 +93,11 @@ function PageHeaderActions({
             Очистить
           </button>
         )}
+        {onClearCommunities && (
+          <button className="btn btn-outline-secondary" type="button" onClick={onClearCommunities} disabled={disableClearCommunities} title="Сбросить community у всех записей">
+            <IconEraser className="me-1" /> Очистить community
+          </button>
+        )}
         {onSave && (
           <button className="btn btn-primary" type="button" onClick={onSave} disabled={disableSave} title="Сохранить">
             {loading ? (