fix(P1): 补充AssetKind的voice类型定义，修复TS类型检查失败

apps/web/src/pages/assets/AssetLibrary.tsx

@@ -32,6 +32,7 @@ import {
   ThunderboltOutlined,
   CheckCircleOutlined,
   CloseCircleOutlined,
+  AudioOutlined,
 } from "@ant-design/icons"
 import { useQuery, useMutation, useQueryClient } from "@tanstack/react-query"
 import {
@@ -56,7 +57,7 @@ import "./assets.css"
 /* ============================================================
  * 类型
  * ============================================================ */
-type AssetKind = "video" | "image"
+type AssetKind = "video" | "image" | "voice"
 type StatusType = "ok" | "warn" | "bad" | "info"
 
 interface LibraryItem {
@@ -88,6 +89,7 @@ interface AssetItem {
 /** 根据 mime_type 推断前端 AssetKind */
 const inferKind = (mimeType: string): AssetKind => {
   if (mimeType.startsWith("video/")) return "video"
+  if (mimeType.startsWith("audio/")) return "voice"
   return "image"
 }
 
@@ -191,6 +193,8 @@ const kindIcon = (kind: AssetKind) => {
       return <VideoCameraOutlined />
     case "image":
       return <PictureOutlined />
+    case "voice":
+      return <AudioOutlined />
   }
 }
 
@@ -200,6 +204,8 @@ const kindLabel = (kind: AssetKind) => {
       return "视频"
     case "image":
       return "图片"
+    case "voice":
+      return "配音"
   }
 }
 
@@ -210,6 +216,8 @@ const thumbGradient = (kind: AssetKind): string => {
       return "linear-gradient(135deg, #312e81 0%, #4f46e5 50%, #6366f1 100%)"
     case "image":
       return "linear-gradient(135deg, #78350f 0%, #d97706 50%, #f59e0b 100%)"
+    case "voice":
+      return "linear-gradient(135deg, #064e3b 0%, #059669 50%, #10b981 100%)"
   }
 }