Update inference.py

inference.py

@@ -9,10 +9,11 @@ import openai
 
 class LLMAgent:
     def __init__(self):
-        api_base = os.environ.get("API_BASE_URL") or "https://api.openai.com/v1"
-        api_key = os.environ.get("API_KEY") or "dummy"
         try:
-            self.client = openai.OpenAI(base_url=api_base, api_key=api_key)
+            self.client = openai.OpenAI(
+                base_url=os.environ["API_BASE_URL"], 
+                api_key=os.environ["API_KEY"]
+            )
         except Exception:
             self.client = None
         self.fallback = RuleBasedAgent()