Update app.py

app.py

@@ -11,7 +11,6 @@ from langgraph.graph.message import add_messages
 from typing_extensions import TypedDict, Annotated
 from typing import Sequence
 import chromadb
-from chromadb.config import Settings
 import re
 import os
 import streamlit as st
@@ -22,15 +21,9 @@ from langchain.tools.retriever import create_retriever_tool
 os.makedirs("chroma_db", exist_ok=True)
 
 # ------------------------------
-# ChromaDB Client Configuration
+# ChromaDB Client Configuration (Updated)
 # ------------------------------
-chroma_client = chromadb.Client(
-    Settings(
-        chroma_db_impl="duckdb+parquet",
-        persist_directory="chroma_db",
-        anonymized_telemetry=False
-    )
-)
+chroma_client = chromadb.PersistentClient(path="chroma_db")
 
 # ------------------------------
 # Dummy Data: Research & Development Texts