fix: Optimize internationalization configuration #3221 (#9924)

### What problem does this PR solve?

fix: Optimize internationalization configuration

- Update multi-language options, adding general translations for
functions like Select All and Clear
- Add internationalization support for modules like Chat, Search, and
Datasets

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)

web/src/pages/files/index.tsx

@@ -78,7 +78,11 @@ export default function Files() {
 
   const leftPanel = (
     <div>
-      {breadcrumbItems.length > 0 ? <FileBreadcrumb></FileBreadcrumb> : 'File'}
+      {breadcrumbItems.length > 0 ? (
+        <FileBreadcrumb></FileBreadcrumb>
+      ) : (
+        t('fileManager.files')
+      )}
     </div>
   );