Update app.py

app.py

@@ -55,7 +55,7 @@ def invoke(openai_api_key, prompt, rag_option):
             additional_stages = [match_stage]
             """
     
-            search_results = rag_retrieval(prompt, db, collection)
+            search_results = rag_retrieval(openai_api_key, prompt, db, collection)
             result  = rag_inference(openai_api_key, prompt, search_results)
             return result