fix:bug

src/core/callcenter/agent.py

@@ -816,6 +816,7 @@ class AgentStateService:
     def checkout(self, saas_id, agent_id, phone_num):
         key = self._check_in_key(saas_id)
         self.redis_handler.redis.hdel(key, phone_num)
+        self.busy(saas_id, agent_id, phone_num)
 
     def assign_agent(self, saas_id, service_id, called=None, ivr_id=None, task_id=None, cbp=None):
         choose_phone_num = ''