Feat: Clarify the use of OpenAI-API-compatible #6782 (#6783)

### What problem does this PR solve?

Feat: Clarify the use of OpenAI-API-compatible #6782

### Type of change


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

web/src/pages/user-setting/setting-model/index.tsx

@@ -22,6 +22,7 @@ import {
   Tooltip,
   Typography,
 } from 'antd';
+import { CircleHelp } from 'lucide-react';
 import { useCallback, useMemo } from 'react';
 import SettingTitle from '../components/setting-title';
 import { isLocalLlmFactory } from '../utils';
@@ -304,7 +305,14 @@ const UserSettingModel = () => {
     },
     {
       key: '2',
-      label: t('modelsToBeAdded'),
+      label: (
+        <div className="flex items-center gap-2">
+          {t('modelsToBeAdded')}
+          <Tooltip title={t('modelsToBeAddedTooltip')}>
+            <CircleHelp className="size-4" />
+          </Tooltip>
+        </div>
+      ),
       children: (
         <List
           grid={{