adding timestamp to bo's

source/RobotAPI/libraries/armem_objects/types.h

@@ -21,6 +21,7 @@
 
 #pragma once
 
+#include "RobotAPI/libraries/armem/core/Time.h"
 #include <vector>
 
 #include <Eigen/Geometry>
@@ -60,6 +61,8 @@ namespace armarx::armem::attachment
         Eigen::Affine3f transformation;
 
         ObjectID object;
+
+        armem::Time timestamp;
     };
 
     /**
@@ -78,9 +81,11 @@ namespace armarx::armem::attachment
 
         AgentDescription object;
 
+        armem::Time timestamp;
+
     };
 
-}  // namespace armarx::armem::attachments
+}  // namespace armarx::armem::attachment
 
 namespace armarx::armem::articulated_object
 {