feat: Incorrect assignment of session variables in loop

Author: shaohuzhang1

apps/application/flow/step_node/variable_assign_node/impl/base_variable_assign_node.py

@@ -80,7 +80,7 @@ def execute(self, variable_list, stream, **kwargs) -> NodeResult:
             from application.flow.loop_workflow_manage import LoopWorkflowManage
             if isinstance(self.workflow_manage, LoopWorkflowManage):
                 self.workflow_manage.parentWorkflowManage.get_chat_info().set_chat_variable(
-                    self.workflow_manage.chat_context)
+                    self.workflow_manage.parentWorkflowManage.chat_context)
             else:
                 self.workflow_manage.get_chat_info().set_chat_variable(self.workflow_manage.chat_context)
         return NodeResult({'variable_list': variable_list, 'result_list': result_list}, {})