Update app.py

app.py

@@ -4,8 +4,12 @@ import json
 import requests
 import gradio as gr
 
-ENDPOINT = os.getenv("VLLM_ENDPOINT")
-MODEL = os.getenv("VLLM_MODEL")
+ENDPOINT = os.environ.get("VLLM_ENDPOINT") or os.getenv("VLLM_ENDPOINT")
+MODEL = os.environ.get("VLLM_MODEL") or os.getenv("VLLM_MODEL")
+
+print(f"Debug - Found ENDPOINT: {ENDPOINT is not None}")
+print(f"Debug - Found MODEL: {MODEL is not None}")
+print(f"Debug - All env vars: {list(os.environ.keys())}")
 
 if not ENDPOINT or not MODEL:
     raise ValueError("VLLM_ENDPOINT and VLLM_MODEL environment variables must be set")
@@ -69,6 +73,10 @@ def respond(
     except Exception as e:
         yield f"Error: {str(e)}"
 
+
+"""
+For information on how to customize the ChatInterface, peruse the gradio docs: https://www.gradio.app/docs/chatinterface
+"""
 chatbot = gr.ChatInterface(
     respond,
     type="messages",