add uid

handler.py

@@ -75,6 +75,7 @@ class Utterance:
         return{
             'speaker': self.speaker,
             'text': self.text,
+            'uid': self.uid,
             'role': self.role,
             'timestamp': self.timestamp,
             'moments': {'reasoning': True if self.reasoning else False, 'questioning': True if self.question else False, 'uptake': True if self.uptake else False, 'focusingQuestion': True if self.focusing_question else False},