Update app.py

app.py

@@ -2,8 +2,13 @@ import gradio as gr
 import requests
 
 def chat_with_pdf(content):
-    headers = {
-        "x-api-key": "sec_5YYMlr7IeT5dzfXZiSgKdAfBKTibYEI2",  # Replace with your API key
+
+     api_key = os.getenv('CHATPDFKEY')
+    if not api_key:
+        return "API key (CHATPDFKEY) not set in environment variables."
+    
+   headers = {
+        "x-api-key": api_key,
         "Content-Type": "application/json",
     }