Update app.py

app.py

@@ -8,7 +8,7 @@ app = FastAPI()
 
 # Initialize OpenAI client once when the app starts
 client = AsyncOpenAI(
-    api_key=os.getenv("OPENAI_API_KEY")  # Get API key from environment variable
+    api_key=os.getenv("GITHUB_TOKEN")  # Get API key from environment variable
 )
 
 async def generate_ai_response(prompt: str):