Fix warnings and update tracability

src/routes/library/[id]/+page.svelte

@@ -3,7 +3,7 @@
   import { page } from "$app/stores";
   import { goto } from "$app/navigation";
   import { invoke } from "@tauri-apps/api/core";
-  import type { MediaItem } from "$lib/api/types";
+  import type { MediaItem, Library } from "$lib/api/types";
   import { library, libraryItems, isLibraryLoading, currentLibrary, libraries } from "$lib/stores/library";
   import { auth } from "$lib/stores/auth";
   import { isServerReachable } from "$lib/stores/connectivity";
@@ -66,6 +66,7 @@
   });
 
   async function loadItem() {
+    if (!itemId) return;
     loading = true;
     error = null;
     seasonData = [];
@@ -171,7 +172,12 @@
     return `${minutes}m`;
   }
 
-  function handleItemClick(clickedItem: MediaItem) {
+  function handleItemClick(clickedItem: MediaItem | Library) {
+    if (!("type" in clickedItem)) {
+      // Library item - navigate to library
+      goto(`/library/${clickedItem.id}`);
+      return;
+    }
     switch (clickedItem.type) {
       case "Series":
       case "Season":