support for novels and lot of formats for books

desktop/src/scripts/anime/player.js

@@ -32,12 +32,12 @@ let localEntryId = null;
 async function checkLocal() {
     try {
         const res = await fetch(`/api/library/anime/${animeId}`);
-        if (!res.ok) return;
-
+        if (!res.ok) return null;
         const data = await res.json();
-        localEntryId = data.id; // ← ID interna
-
-    } catch {}
+        return data.id;
+    } catch {
+        return null;
+    }
 }
 
 async function loadAniSkip(malId, episode, duration) {
@@ -53,7 +53,7 @@ async function loadAniSkip(malId, episode, duration) {
 }
 
 async function loadMetadata() {
-    checkLocal();
+    localEntryId = await checkLocal();
     try {
         const sourceQuery = (extName === 'local' || !extName) ? "source=anilist" : `source=${extName}`;
         const res = await fetch(`/api/anime/${animeId}?${sourceQuery}`);
@@ -133,6 +133,7 @@ async function loadMetadata() {
     } catch (error) {
         console.error('Error loading metadata:', error);
     }
+    await loadExtensions();
 }
 
 async function applyAniSkip(video) {
@@ -484,4 +485,3 @@ setInterval(() => {
 }, 60000);
 
 loadMetadata();
-loadExtensions();