Merge feature/qt6-migration-basis-modules-services into feature/qt6-migration-basis-modules

Resolves 17 conflicts against legacy Qt5 semantics; validates with BUILD_RTI=ON BUILD_GRANTLEE=ON.

qt6-after/qt6-migrated-legatus/.forward-declarations/include/AdlerJson/asm_handler.h

@@ -0,0 +1,50 @@
+/**
+  * @RDE_HEADER@
+  * $Id: $
+  * $HeadURL: $
+  * $Author:  $
+  * Created by Steve K., ESZS 12-01-2026
+  */
+
+#pragma once
+
+#include "logger.h"
+#include <AssetManagement/asm_dtc.h>
+#include <AssetManagement/asm_ftc.h>
+#include "main_dispatcher.h"
+#include <QtCore/QObject>
+
+namespace AssetManagement
+{
+  namespace Interface
+  {
+    class Dtc;
+    class Ftc;
+  }
+}
+
+namespace AdlerJson
+{
+
+class MainDispatcher;
+class AsmHandler : public QObject
+    , protected AssetManagement::Interface::Ftc::AssetModifyReplyHandler
+{
+  Q_OBJECT
+public:
+  explicit AsmHandler(QObject *parent = nullptr);
+  bool init(MainDispatcher* mainDispatcher);
+
+  std::shared_ptr<AssetManagement::Interface::Dtc> getDtc() { return m_dtcAsm; }
+  std::shared_ptr<AssetManagement::Interface::Ftc> getFtc() { return m_ftcAsm; }
+  void modifyAssetAdlerProperties(int assetId, bool isSaaConnected = false);
+private:
+  void onAssetModifyReply(const Core::FunctionReplyObject &reply) override;
+
+private:
+  std::shared_ptr<AssetManagement::Interface::Dtc> m_dtcAsm;
+  std::shared_ptr<AssetManagement::Interface::Ftc> m_ftcAsm;
+  int m_exerciseId;
+};
+
+} // namespace AdlerJson