fix tests

src/lib/components/library/GenericMediaListPage.svelte

@@ -42,10 +42,14 @@
   let loading = $state(true);
   let searchQuery = $state("");
   let debouncedSearchQuery = $state("");
-  let sortBy = $state<string>(config.defaultSort);
+  let sortBy = $state<string>("");
   let sortOrder = $state<"Ascending" | "Descending">("Ascending");
   let searchTimeout: ReturnType<typeof setTimeout> | null = null;
 
+  $effect(() => {
+    sortBy = config.defaultSort;
+  });
+
   const { markLoaded } = useServerReachabilityReload(async () => {
     await loadItems();
   });
@@ -117,7 +121,7 @@
     goto(config.backPath);
   }
 
-  const searchPlaceholder = config.searchPlaceholder || `Search ${config.title.toLowerCase()}...`;
+  const searchPlaceholder = $derived(config.searchPlaceholder || `Search ${config.title.toLowerCase()}...`);
 
   function handleItemClick(item: MediaItem) {
     // Navigate to detail page for browseable items