fix: 工作流引擎接受 ForregulatoryNode 类型返回，修复最后一步失败

consciousness_node 在总结步骤返回 ForregulatoryNode 类型，但工作流引擎
只认 ForWorkflow 导致最后一步标记 failed。现在两种类型都被正确处理。

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

kilostar/core/work/workflow/workflow_engine.py

@@ -399,6 +399,7 @@ async def _default_consciousness_executor(
     from kilostar.core.individual.consciousness_node.template import (
         ForWorkflow,
         ForWorkflowInput,
+        ForregulatoryNode,
     )
     from kilostar.core.work.workflow.workflow import WorkflowStep
 
@@ -410,6 +411,8 @@ async def _default_consciousness_executor(
     result = await consciousness_node.working.remote(payload)
     if isinstance(result, ForWorkflow):
         return result.output, True
+    if isinstance(result, ForregulatoryNode):
+        return result.output, True
     if result is None:
         return "ConsciousnessNode 返回 None", False
     return f"ConsciousnessNode 返回未知类型: {type(result).__name__}", False