优化

web/src/pages/MediaDetailPageModel.ts

@@ -1,13 +1,11 @@
 import type { Media } from '../types'
-import { mediaLibraryTarget } from '../utils/mediaNavigation'
 
 export function mediaLibraryBackTarget(media: Media): string {
-  const seriesTarget = mediaLibraryTarget(media)
-  if (seriesTarget) return seriesTarget
-
   const libraryID = media.display_library_id || media.library_id
-  if (!libraryID) return ''
-  return `/library/${encodeURIComponent(libraryID)}`
+  if (libraryID) {
+    return `/library/${encodeURIComponent(libraryID)}`
+  }
+  return '/libraries'
 }
 
 export function mediaDetailScrapeMediaType(media: Media): string | undefined {

web/src/pages/useMediaDetailPageState.ts

@@ -189,10 +189,12 @@ function useMediaDetailActions({
 }
 
 function goBackFromMediaDetail(media: Media | null, navigate: NavigateFunction, replace = false): void {
-  if (!media) return
+  if (!media) {
+    navigate('/libraries')
+    return
+  }
   const backTarget = mediaLibraryBackTarget(media)
-  if (backTarget) navigate(backTarget, replace ? { replace: true } : undefined)
-  else navigate(-1)
+  navigate(backTarget || '/libraries', replace ? { replace: true } : undefined)
 }
 
 async function toggleMediaFavourite(