feat: enhance textbook reader with anchor text support and improve knowledge point management

src/app/(dashboard)/teacher/textbooks/[id]/page.tsx

@@ -4,7 +4,7 @@ import Link from "next/link";
 import { Button } from "@/shared/components/ui/button";
 import { Badge } from "@/shared/components/ui/badge";
 import { getTextbookById, getChaptersByTextbookId, getKnowledgePointsByTextbookId } from "@/modules/textbooks/data-access";
-import { TextbookContentLayout } from "@/modules/textbooks/components/textbook-content-layout";
+import { TextbookReader } from "@/modules/textbooks/components/textbook-reader";
 import { TextbookSettingsDialog } from "@/modules/textbooks/components/textbook-settings-dialog";
 
 export const dynamic = "force-dynamic"
@@ -51,10 +51,11 @@ export default async function TextbookDetailPage({
 
       {/* Main Content Layout (Flex grow) */}
       <div className="flex-1 overflow-hidden pt-6">
-        <TextbookContentLayout 
+        <TextbookReader 
             chapters={chapters} 
             knowledgePoints={knowledgePoints}
             textbookId={id} 
+            canEdit={true}
         />
       </div>
     </div>