Update app.py

app.py

@@ -1,5 +1,3 @@
-# app.py
-
 import streamlit as st
 from langchain_core.runnables.history import RunnableWithMessageHistory
 from langchain_core.chat_history import BaseChatMessageHistory
@@ -14,7 +12,7 @@ from langchain.prompts.chat import MessagesPlaceholder, ChatPromptTemplate
 import os
 
 # Set Google API key
-os.environ["GOOGLE_API_KEY"] = "your_google_api_key_here"  # Replace with your Google API key
+os.environ["GOOGLE_API_KEY"] = "TOKEN"  # Replace with your Google API key
 
 # Initialize the Gemini embeddings model and chat model
 gemini_embeddings = GoogleGenerativeAIEmbeddings(model="models/embedding-001")