new model

app.py

@@ -35,7 +35,7 @@ except ImportError:
 from langchain.retrievers import ContextualCompressionRetriever
 from langchain.retrievers.document_compressors import DocumentCompressorPipeline
 
-from pydantic.v1 import BaseModel, Field
+from pydantic import BaseModel, Field  # <-- switched to Pydantic v2
 
 # HF Hub for downloading the SavedModel once (image classifier)
 from huggingface_hub import snapshot_download