refactor(copy-rule): extract context and improve batch clone modal

- Extract MultiCopyPopupContext to standalone context.ts file
- Add Task type and improve type safety in BatchCloneModal
- Use useRef/useCallback to stabilize batch clone handlers
- Add cleanup effect for selectRules in RuleCheckCard on unmount

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

src/pages/rules/components/CopyRule/Multi‌CopyPopup.tsx

@@ -4,7 +4,7 @@ import {
   useBreakpoint,
 } from '@ant-design/pro-components';
 import { Button, Divider, Flex, Input, Modal, Space, Typography } from 'antd';
-import { createContext, useMemo, useRef, useState } from 'react';
+import { useMemo, useRef, useState } from 'react';
 import useRichFormat from '@/hooks/useRichI18n';
 import { $t } from '@/utils/i18n';
 import '../style.less';
@@ -14,26 +14,9 @@ import { handleEmptyValuesFunc } from '../../utils';
 import BatchCloneModal from './comp/BatchCloneModal';
 import Step1 from './comp/Step1';
 import Step2 from './comp/Step2';
+import { MultiCopyPopupContext } from './context';
 
 const { Text, Title } = Typography;
-type MultiCopyPopupContextValue = {
-  ruleMeta: Record<string, any>;
-  dataSourceList: API.DataSourceListItem[];
-  currentRuleType: number;
-  targetDataSourceId: string | number | null;
-  selectRules: API.RuleListItem[];
-  setSelectRules: (rules: API.RuleListItem[]) => void;
-  currentSchemaMap: Record<string, any>;
-};
-export const MultiCopyPopupContext = createContext<MultiCopyPopupContextValue>({
-  ruleMeta: {},
-  dataSourceList: [],
-  currentRuleType: 0,
-  targetDataSourceId: null,
-  selectRules: [],
-  setSelectRules: () => {},
-  currentSchemaMap: {},
-});
 type MultiCopyPopupProps = {
   visible: boolean;
   ruleMeta: Record<string, any>;