Add application file

app.py

@@ -36,7 +36,7 @@ def question_answer(chat_history, question):
     response = requests.post(API_URL, headers=headers, json=payload)
     e = response.json()
 
-    search_result = client.search(
+    search_result = qclient.search(
         collection_name="test_collection", query_vector=e, limit=20
     )
     txt = '\n'.join([r.payload['text'] for r in search_result])