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/next-chats/chat/app-settings/chat-basic-settings.tsx

@@ -43,7 +43,7 @@ export default function ChatBasicSetting() {
         name="name"
         render={({ field }) => (
           <FormItem>
-            <FormLabel>{t('assistantName')}</FormLabel>
+            <FormLabel required>{t('assistantName')}</FormLabel>
             <FormControl>
               <Input {...field}></Input>
             </FormControl>
@@ -69,7 +69,9 @@ export default function ChatBasicSetting() {
         name={'prompt_config.empty_response'}
         render={({ field }) => (
           <FormItem>
-            <FormLabel>{t('emptyResponse')}</FormLabel>
+            <FormLabel tooltip={t('emptyResponseTip')}>
+              {t('emptyResponse')}
+            </FormLabel>
             <FormControl>
               <Textarea {...field}></Textarea>
             </FormControl>
@@ -82,7 +84,9 @@ export default function ChatBasicSetting() {
         name={'prompt_config.prologue'}
         render={({ field }) => (
           <FormItem>
-            <FormLabel>{t('setAnOpener')}</FormLabel>
+            <FormLabel tooltip={t('setAnOpenerTip')}>
+              {t('setAnOpener')}
+            </FormLabel>
             <FormControl>
               <Textarea {...field}></Textarea>
             </FormControl>
@@ -93,14 +97,17 @@ export default function ChatBasicSetting() {
       <SwitchFormField
         name={'prompt_config.quote'}
         label={t('quote')}
+        tooltip={t('quoteTip')}
       ></SwitchFormField>
       <SwitchFormField
         name={'prompt_config.keyword'}
         label={t('keyword')}
+        tooltip={t('keywordTip')}
       ></SwitchFormField>
       <SwitchFormField
         name={'prompt_config.tts'}
         label={t('tts')}
+        tooltip={t('ttsTip')}
       ></SwitchFormField>
       <TavilyFormField></TavilyFormField>
       <KnowledgeBaseFormField></KnowledgeBaseFormField>

web/src/pages/next-chats/chat/app-settings/chat-prompt-engine.tsx

@@ -37,11 +37,12 @@ export function ChatPromptEngine() {
           </FormItem>
         )}
       />
-      <SimilaritySliderFormField></SimilaritySliderFormField>
+      <SimilaritySliderFormField isTooltipShown></SimilaritySliderFormField>
       <TopNFormField></TopNFormField>
       <SwitchFormField
         name={'prompt_config.refine_multiturn'}
         label={t('multiTurn')}
+        tooltip={t('multiTurnTip')}
       ></SwitchFormField>
       <UseKnowledgeGraphFormField name="prompt_config.use_kg"></UseKnowledgeGraphFormField>
       <SwitchFormField

web/src/pages/next-chats/chat/chat-box/multiple-chat-box.tsx

@@ -23,6 +23,7 @@ import {
 import { useFetchUserInfo } from '@/hooks/user-setting-hooks';
 import { buildMessageUuidWithRole } from '@/utils/chat';
 import { zodResolver } from '@hookform/resolvers/zod';
+import { t } from 'i18next';
 import { isEmpty, omit } from 'lodash';
 import { ListCheck, Plus, Trash2 } from 'lucide-react';
 import { forwardRef, useCallback, useImperativeHandle, useRef } from 'react';
@@ -139,7 +140,7 @@ const ChatCard = forwardRef(function ChatCard(
                 </Button>
               </TooltipTrigger>
               <TooltipContent>
-                <p>Apply model configs</p>
+                <p>{t('chat.applyModelConfigs')}</p>
               </TooltipContent>
             </Tooltip>
             {!isLatestChat || chatBoxIds.length === 3 ? (

web/src/pages/next-chats/chat/index.tsx

@@ -63,10 +63,10 @@ export default function Chat() {
       <section className="pt-14 h-[100vh] pb-24">
         <div className="flex items-center justify-between px-10 pb-5">
           <span className="text-2xl">
-            Multiple Models ({chatBoxIds.length}/3)
+            {t('chat.multipleModels')} ({chatBoxIds.length}/3)
           </span>
           <Button variant={'ghost'} onClick={switchDebugMode}>
-            Exit <LogOut />
+            {t('chat.exit')} <LogOut />
           </Button>
         </div>
         <MultipleChatBox
@@ -124,7 +124,7 @@ export default function Chat() {
                       isNew === 'true'
                     }
                   >
-                    <ArrowUpRight /> Multiple Models
+                    <ArrowUpRight /> {t('chat.multipleModels')}
                   </Button>
                 </CardTitle>
               </CardHeader>

web/src/pages/next-chats/chat/sessions.tsx

@@ -71,7 +71,7 @@ export function Sessions({
       </section>
       <div className="flex justify-between items-center mb-4 pt-10">
         <div className="flex items-center gap-3">
-          <span className="text-base font-bold">Conversations</span>
+          <span className="text-base font-bold">{t('chat.conversations')}</span>
           <span className="text-text-secondary text-xs">
             {conversationList.length}
           </span>

web/src/pages/next-chats/index.tsx

@@ -38,7 +38,7 @@ export default function ChatList() {
     <section className="flex flex-col w-full flex-1">
       <div className="px-8 pt-8">
         <ListFilterBar
-          title="Chat apps"
+          title={t('chat.chatApps')}
           icon="chat"
           onSearchChange={handleInputChange}
           searchString={searchString}