Update app.py

app.py

@@ -162,6 +162,7 @@ def create_conversational_rag_chain(retriever):
 
     llm = llamacpp.LlamaCpp(
         model_path = "qwen2-0_5b-instruct-q8_0.gguf",
+        seed = 42,
         n_gpu_layers=0,
         temperature=0.0,
         n_ctx=22000,