适配讲解详情聚合接口

src/domain/museum.ts

@@ -182,10 +182,21 @@ export interface MuseumExhibit {
   audioVariants?: Record<string, {
     title?: string
     text?: string
+    textAvailable?: boolean
+    textLength?: number
+    textHash?: string
     audioUrl?: string
     audioDuration?: number
+    format?: string
+    audioId?: string
+    narrationTier?: 'STANDARD' | 'EXTENDED'
     hasText?: boolean
+    enabled?: boolean
+    playable?: boolean
     available?: boolean
+    audioStatus?: string
+    fallback?: boolean
+    reason?: string
   }>
   imageStatus?: string
   imageSource?: string