Feat/web workflow improvements (#27981)

Co-authored-by: crazywoola <100913391+crazywoola@users.noreply.github.com>
Co-authored-by: johnny0120 <johnny0120@users.noreply.github.com>
Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>
Co-authored-by: Wood <tuiskuwood@outlook.com>

web/app/components/base/chat/chat/chat-input-area/index.tsx

@@ -6,6 +6,7 @@ import {
 import Textarea from 'react-textarea-autosize'
 import { useTranslation } from 'react-i18next'
 import Recorder from 'js-audio-recorder'
+import { decode } from 'html-entities'
 import type {
   EnableType,
   OnSend,
@@ -203,7 +204,7 @@ const ChatInputArea = ({
                 className={cn(
                   'body-lg-regular w-full resize-none bg-transparent p-1 leading-6 text-text-primary outline-none',
                 )}
-                placeholder={t('common.chat.inputPlaceholder', { botName }) || ''}
+                placeholder={decode(t('common.chat.inputPlaceholder', { botName }) || '')}
                 autoFocus
                 minRows={1}
                 value={query}