fix

rag_processor.py

@@ -16,7 +16,7 @@ def create_rag_chain(base_retriever, get_session_history_func, embedding_model,
     if not api_key or api_key == "your_groq_api_key_here":
         raise ValueError("GROQ_API_KEY not found or not configured properly.")
 
-    llm = ChatGroq(model_name="llama-3.1-8b-instant", api_key=api_key, temperature=0.1)
+    llm = ChatGroq(model_name="moonshotai/kimi-k2-instruct-0905", api_key=api_key, temperature=0.1)
 
     # 1. HyDE-like Document Generation Chain
     hyde_template = """As a document expert, write a concise, fact-based paragraph that directly answers the user's question. This will be used for a database search.