update with secrets

app.py

@@ -1,11 +1,13 @@
 import streamlit as st
 from transformers import pipeline
-import ldclient
-from ldclient import LDClient, Context
+from ldclient import LDClient, Config, Context
+import os
 
-# Initialize LaunchDarkly client
-ldclient.set_config(Config("LAUNCHDARKLY_SDK_KEY"))
-client = ldclient.get()
+# Retrieve the LaunchDarkly SDK key from environment variables
+ld_sdk_key = os.getenv("LAUNCHDARKLY_SDK_KEY")
+
+# Initialize LaunchDarkly client with the correct configuration
+ld_client = LDClient(Config(ld_sdk_key))
 
 # Function to get the AI model configuration from LaunchDarkly
 def get_model_config():