armem_robot: writer interface

source/RobotAPI/libraries/armem_robot/client/interfaces.h

 #pragma once
 
 
+#include "RobotAPI/libraries/armem/core/forward_declarations.h"
 #include <RobotAPI/libraries/armem/core/Time.h>
-
 #include <RobotAPI/libraries/armem_robot/types.h>
 
 namespace armarx::armem::robot
@@ -23,7 +23,15 @@ namespace armarx::armem::robot
     public:
         virtual ~WriterInterface() = default;
 
-        virtual bool store(const Robot& obj) = 0;
+        // virtual bool store(const Robot& obj) = 0;
+
+        virtual bool storeDescription(const RobotDescription& description,
+                                      const armem::Time& timestamp = armem::Time::Invalid()) = 0;
+
+        virtual bool storeState(const robot::RobotState& state,
+                                const std::string& robotTypeName,
+                                const std::string& robotName,
+                                const std::string& robotRootNodeName) = 0;
     };
 
-}  // namespace armarx::armem::robot
\ No newline at end of file
+} // namespace armarx::armem::robot