bug fixes

lightnovelworld.js

@@ -85,7 +85,7 @@ class ligntnovelworld {
 
         }
 
-        return chapters;
+        return { chapters: chapters};
     }
 
     async findChapterPages(chapterId) {

novelbin.js

@@ -78,7 +78,7 @@ class NovelBin {
             });
         });
 
-        return chapters;
+        return { chapters: chapters };
     }
 
     async findChapterPages(chapterId) {

novelfire.js

@@ -82,12 +82,14 @@ class novelfire {
             }
         );
 
-        return options.map(o => ({
+        return {
+            chapters: options.map(o => ({
                 id: `https://novelfire.net/book/${bookId}/chapter-${o.chapter}`,
                 title: o.title,
                 chapter: o.chapter,
                 language: "en"
-        }));
+            }))
+        };
     }
 
     async findChapterPages(chapterId) {