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/datasets/dataset-card.tsx

@@ -4,6 +4,7 @@ import { SharedBadge } from '@/components/shared-badge';
 import { Card, CardContent } from '@/components/ui/card';
 import { useNavigatePage } from '@/hooks/logic-hooks/navigate-hooks';
 import { IKnowledge } from '@/interfaces/database/knowledge';
+import { t } from 'i18next';
 import { ChevronRight } from 'lucide-react';
 import { DatasetDropdown } from './dataset-dropdown';
 import { useRenameDataset } from './use-rename-dataset';
@@ -20,7 +21,10 @@ export function DatasetCard({
 
   return (
     <HomeCard
-      data={{ ...dataset, description: `${dataset.doc_num} files` }}
+      data={{
+        ...dataset,
+        description: `${dataset.doc_num} ${t('knowledgeDetails.files')}`,
+      }}
       moreDropdown={
         <DatasetDropdown
           showDatasetRenameModal={showDatasetRenameModal}

web/src/pages/datasets/index.tsx

@@ -55,7 +55,7 @@ export default function Datasets() {
   return (
     <section className="py-4 flex-1 flex flex-col">
       <ListFilterBar
-        title={t('header.knowledgeBase')}
+        title={t('header.dataset')}
         searchString={searchString}
         onSearchChange={handleInputChange}
         value={filterValue}