refactor: standardize object type identification using uLibTypeMacro and update serialization macros

src/Math/Assembly.h

@@ -46,7 +46,7 @@ namespace uLib {
 class Assembly : public ObjectsContext, public TRS {
 public:
     uLibTypeMacro(Assembly, ObjectsContext, TRS)
-    virtual const char *GetClassName() const override { return "Assembly"; }
+    
 
     Assembly();
     Assembly(const Assembly &copy);
@@ -113,6 +113,8 @@ private:
     bool     m_GroupSelection;
     bool     m_InUpdated = false;
     std::map<Object*, Connection> m_ChildConnections;
+
+    ULIB_DECLARE_PROPERTIES(Assembly)
 };
 
 } // namespace uLib