Fix error handling

Author: richardr1126

src/components/DocumentList.tsx

@@ -5,7 +5,7 @@ import { Transition, TransitionChild, DialogPanel, DialogTitle } from '@headless
 import { Fragment, useState } from 'react';
 
 export function DocumentList() {
-  const { documents, removeDocument, isLoading, error } = usePDF();
+  const { documents, removeDocument, isLoading } = usePDF();
   const [isDeleteDialogOpen, setIsDeleteDialogOpen] = useState(false);
   const [documentToDelete, setDocumentToDelete] = useState<{ id: string; name: string } | null>(null);
 
@@ -29,14 +29,6 @@ export function DocumentList() {
     );
   }
 
-  if (error) {
-    return (
-      <div className="w-full text-center text-red-500">
-        {error}
-      </div>
-    );
-  }
-
   if (documents.length === 0) {
     return (
       <div className="w-full text-center text-muted">

src/components/PDFUploader.tsx

@@ -9,7 +9,7 @@ interface PDFUploaderProps {
 }
 
 export function PDFUploader({ className = '' }: PDFUploaderProps) {
-  const { addDocument, error: contextError } = usePDF();
+  const { addDocument } = usePDF();
   const [isUploading, setIsUploading] = useState(false);
   const [error, setError] = useState<string | null>(null);
 
@@ -21,13 +21,13 @@ export function PDFUploader({ className = '' }: PDFUploaderProps) {
       try {
         await addDocument(file);
       } catch (err) {
-        setError(contextError || 'Failed to upload PDF. Please try again.');
+        setError('Failed to upload PDF. Please try again.');
         console.error('Upload error:', err);
       } finally {
         setIsUploading(false);
       }
     }
-  }, [addDocument, contextError]);
+  }, [addDocument]);
 
   const { getRootProps, getInputProps, isDragActive } = useDropzone({
     onDrop,