fix(voices): clonedVoices 可能为 undefined 兜底；TS 严格模式修复

apps/web/src/pages/voices/components/TtsModal.tsx

@@ -34,9 +34,10 @@ const TtsModal: React.FC<TtsModalProps> = ({
   onSave,
 }) => {
   // 预置音色（含空默认）仅支持 zh/en；克隆音色支持全语言列表
+  const clonedList = clonedVoices ?? []
   const isCloneVoice = useMemo(
-    () => !!ttsVoiceId && clonedVoices.some((v) => v.id === ttsVoiceId),
-    [ttsVoiceId, clonedVoices],
+    () => !!ttsVoiceId && clonedList.some((v) => v.id === ttsVoiceId),
+    [ttsVoiceId, clonedList],
   )
   const languageOptions = isCloneVoice ? CLONE_TTS_LANGUAGE_OPTIONS : PRESET_TTS_LANGUAGE_OPTIONS