fix: pdf bookmark

for pdfs only select pages not text

frontend/src/hooks/usePdfReader.ts

@@ -26,7 +26,6 @@ export interface UsePdfReaderReturn {
   error: string | null;
   isBookmarkPeekActive: boolean;
   readingAnchor: PdfReadingAnchor | null;
-  pageWrapRef: React.RefObject<HTMLDivElement | null>;
   goToPage: (page: number) => void;
   goToNextPage: () => void;
   goToPrevPage: () => void;
@@ -55,7 +54,6 @@ export function usePdfReader(
   const [isBookmarkPeekActive, setIsBookmarkPeekActive] = useState(false);
   const [readingAnchor, setReadingAnchor] = useState<PdfReadingAnchor | null>(null);
 
-  const pageWrapRef = useRef<HTMLDivElement | null>(null);
   const debounceTimer = useRef<ReturnType<typeof setTimeout> | null>(null);
   const isBookmarkPeekRef = useRef(false);
   const readingAnchorRef = useRef<PdfReadingAnchor | null>(null);
@@ -247,7 +245,6 @@ export function usePdfReader(
     error,
     isBookmarkPeekActive,
     readingAnchor,
-    pageWrapRef,
     goToPage,
     goToNextPage,
     goToPrevPage,