feat: celery_beat

printing/models.py

@@ -169,6 +169,17 @@ class PlateOrder(ModelBase):
         from stateflow.services import get_display_status
         return get_display_status(self.business_object)
     
+    @property
+    def last_completed_state(self) -> str:
+        """
+        返回最后一个已完成节点的名称，用于详情展示
+        """
+        if not self.business_object:
+            return ''
+        from stateflow.services import get_last_completed_state
+        last_state = get_last_completed_state(self.business_object)
+        return last_state.name if last_state else ''
+    
     @property
     def status_id(self):
         """返回当前状态ID（下一个待执行的状态ID）"""