修复导览点位可见性与构建门禁

src/domain/museum.ts

@@ -96,6 +96,8 @@ export interface MuseumPoi {
   sourceObjectName?: string
   sourceConfidence?: string
   navigationReadiness?: string
+  /** Explicit visitor-search eligibility supplied by the source or adapter policy. */
+  visitorVisible?: boolean
   accessible: boolean
   kind?: MuseumPoiKind
   hallId?: string