Fix warnings and update tracability

src/lib/components/library/GenericMediaListPage.svelte

@@ -1,3 +1,4 @@
+<!-- TRACES: UR-007, UR-029, UR-030 | DR-007, DR-032, DR-033 -->
 <script lang="ts">
   import { onMount } from "svelte";
   import { goto } from "$app/navigation";
@@ -9,7 +10,7 @@
   import BackButton from "$lib/components/common/BackButton.svelte";
   import ResultsCounter from "$lib/components/common/ResultsCounter.svelte";
   import { useServerReachabilityReload } from "$lib/composables/useServerReachabilityReload";
-  import type { MediaItem } from "$lib/api/types";
+  import type { MediaItem, Library, ItemType } from "$lib/api/types";
   import LibraryGrid from "./LibraryGrid.svelte";
   import TrackList from "./TrackList.svelte";
 
@@ -23,7 +24,7 @@
    */
 
   export interface MediaListConfig {
-    itemType: string; // "MusicAlbum", "MusicArtist", "Playlist", "Audio"
+    itemType: ItemType; // "MusicAlbum", "MusicArtist", "Playlist", "Audio"
     title: string; // "Albums", "Artists", "Playlists", "Tracks"
     backPath: string; // "/library/music"
     searchPlaceholder?: string;
@@ -127,7 +128,7 @@
 
   const searchPlaceholder = $derived(config.searchPlaceholder || `Search ${config.title.toLowerCase()}...`);
 
-  function handleItemClick(item: MediaItem) {
+  function handleItemClick(item: MediaItem | Library) {
     // Navigate to detail page for browseable items
     goto(`/library/${item.id}`);
   }