Update app.py

app.py

@@ -15,6 +15,7 @@ from qdrant_client.http import models as rest
 import time
 from fastembed.sparse.bm25 import Bm25
 from fastembed.late_interaction import LateInteractionTextEmbedding
+from pydantic import BaseModel, Field
 
 dense_embedding_model = import_embedding()