Update app.py

app.py

@@ -4,15 +4,11 @@ import json
 import requests
 import gradio as gr
 
-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())}")
+ENDPOINT = os.environ.get("VLLM_ENDPOINT")
+MODEL = os.environ.get("VLLM_MODEL")
 
 if not ENDPOINT or not MODEL:
-    raise ValueError("VLLM_ENDPOINT and VLLM_MODEL environment variables must be set")
+    raise ValueError("VLLM_ENDPOINT and VLLM_MODEL environment variables must be set. Please add them as secrets in your Space settings.")
 
 
 def respond(