update the main to work with process_question_with_citations

main.py

@@ -12,7 +12,7 @@ import logging
 
 # Import our modules
 from prepare_env import prepare_environment
-from rag_pipeline import initialize_rag_pipeline, process_question
+from rag_pipeline import initialize_rag_pipeline, process_question,process_question_with_citations
 
 # Load environment variables
 load_dotenv()
@@ -97,7 +97,7 @@ async def ask_question(question: str = Query(..., description="The medical quest
         logger.info(f"Processing question: {question[:100]}...")
         
         # Process the question through RAG pipeline
-        answer = process_question(agent, question)
+        answer = process_question_with_citations(agent, question)
         
         logger.info("Question processed successfully")