Fix children key error

unilabos/resources/graphio.py

@@ -52,7 +52,7 @@ def canonicalize_nodes_data(
         if not node.get("type"):
             node["type"] = "device"
             print_status(f"Warning: Node {node.get('id', 'unknown')} missing 'type', defaulting to 'device'", "warning")
-        if not node.get("name"):
+        if node.get("name", None) is None:
             node["name"] = node.get("id")
             print_status(f"Warning: Node {node.get('id', 'unknown')} missing 'name', defaulting to {node['name']}", "warning")
         if not isinstance(node.get("position"), dict):

unilabos/ros/nodes/resource_tracker.py

@@ -140,7 +140,7 @@ class ResourceDictInstance(object):
     def get_nested_dict(self) -> Dict[str, Any]:
         """获取资源实例的嵌套字典表示"""
         res_dict = self.res_content.model_dump(by_alias=True)
-        res_dict["children"] = {child.res_content.name: child.get_nested_dict() for child in self.children}
+        res_dict["children"] = {child.res_content.id: child.get_nested_dict() for child in self.children}
         res_dict["parent"] = self.res_content.parent_instance_name
         res_dict["position"] = self.res_content.position.position.model_dump()
         return res_dict