Update app/main.py

app/main.py

@@ -31,8 +31,8 @@ def _translate_messages(history):
     messages = []
 
     for conv in history:
-        messages.append({"role":"user", "content":conv[0]))
-        messages.append({"role":"assistant", "content":conv[1]))
+        messages.append({"role":"user", "content":conv[0]})
+        messages.append({"role":"assistant", "content":conv[1]})
 
     return messages