feat(web): Add Feishu and Yuque knowledge base sync support

- Add API endpoints for creating sync tasks and checking Feishu/Yuque authentication
- Add new sync-related UI components for Feishu and Yuque platform integration
- Add internationalization strings for sync operations and authentication messages in English and Chinese
- Add form fields for Feishu (App ID, App Secret, Folder Token) and Yuque (User ID, Token) credentials
- Add web crawler configuration fields (entry URL, max pages, delay, timeout, user agent)
- Add sync status messages (syncing, success, completed, timeout, failed, error states)
- Update CreateDataset component to support new data source types
- Update KnowledgeBase types to include new sync-related properties
- Enable users to synchronize knowledge base content from Feishu and Yuque platforms with proper authentication and error handling

web/src/views/KnowledgeBase/[knowledgeBaseId]/CreateDataset.tsx

@@ -613,8 +613,8 @@ const CreateDataset = () => {
                         {t('knowledgeBase.webLink')}
                     </div>
                     <TextArea  rows={6} placeholder={t('knowledgeBase.webLinkPlaceholder')} />
-                    <div className='rb:text-sm rb:text-gray-500 rb:mt-3 rb:max-w-[558px]'>
-                        {t('knowledgeBase.webLinkDesc')}
+                    <div className='rb:text-sm rb:text-gray-500 rb:mt-3'>
+                        {t('knowledgeBase.webLinkDesc',{count: 5})}
                     </div>
                     <div className='rb:text-sm rb:font-medium rb:text-gray-800 rb:mt-10 rb:mb-3'>
                         {t('knowledgeBase.selectorTutorial')}