Update app.py

app.py

@@ -108,7 +108,9 @@ def upload_file(file, model_name, split_strategy, chunk_size, overlap_size, max_
     # Write the file using file.read() instead of file.value
     #with open(os.path.join(FILES_DIR, file.name), "wb") as f:
     #    f.write(data)  # Use .read() to get the file content
-    shutil.copyfile(file.name, FILES_DIR)
+    file_path = os.path.join(FILES_DIR, file.name)
+
+    shutil.copyfile(file.name, file_path)
 
     # Process files and get embeddings
     embeddings, chunks = process_files(model_name, split_strategy, chunk_size, overlap_size, max_tokens)