Feat: Modify background color of Card #3221 (#7421)

### What problem does this PR solve?

Feat: Modify background color of Card #3221

### Type of change


- [x] New Feature (non-breaking change which adds functionality)

web/src/pages/add-knowledge/components/knowledge-file/index.tsx

@@ -7,7 +7,7 @@ import {
 import { useSetSelectedRecord } from '@/hooks/logic-hooks';
 import { useSelectParserList } from '@/hooks/user-setting-hooks';
 import { getExtension } from '@/utils/document-util';
-import { Divider, Flex, Switch, Table, Typography } from 'antd';
+import { Divider, Flex, Switch, Table, Tooltip, Typography } from 'antd';
 import type { ColumnsType } from 'antd/es/table';
 import { useTranslation } from 'react-i18next';
 import CreateFileModal from './create-file-modal';
@@ -31,6 +31,7 @@ import FileUploadModal from '@/components/file-upload-modal';
 import { RunningStatus } from '@/constants/knowledge';
 import { IDocumentInfo } from '@/interfaces/database/document';
 import { formatDate } from '@/utils/date';
+import { CircleHelp } from 'lucide-react';
 import styles from './index.less';
 import { SetMetaModal } from './set-meta-modal';
 
@@ -157,7 +158,14 @@ const KnowledgeFile = () => {
       ),
     },
     {
-      title: t('parsingStatus'),
+      title: (
+        <span className="flex items-center gap-2">
+          {t('parsingStatus')}
+          <Tooltip title={t('parsingStatusTip')}>
+            <CircleHelp className="size-3" />
+          </Tooltip>
+        </span>
+      ),
       dataIndex: 'run',
       key: 'run',
       filters: Object.entries(RunningStatus).map(([key, value]) => ({