updated the openai credentials

main.py

@@ -5,6 +5,9 @@ from langchain_community.document_loaders.csv_loader import CSVLoader
 from langchain_openai import AzureChatOpenAI
 from langchain_community.utilities import SQLDatabase
 from langchain_community.agent_toolkits import create_sql_agent
+import os
+from dotenv import load_dotenv
+load_dotenv()
  
 # Streamlit UI
 def main():
@@ -47,8 +50,8 @@ def main():
             data = loader.load()
            
             # Initialize LLM
-            api_key = "e88cfcf034ee4c53b5d0620504d69519"
-            azure_endpoint = "https://transcendstore.openai.azure.com/"
+            api_key = os.environ["api_key"]
+            azure_endpoint = os.environ["azure_endpoint"]
             api_version = "2023-03-15-preview"
            
             llm = AzureChatOpenAI(