Complete Qt6 migration: full clean build green across groups G1-G12 incl. runtime plugin set

new_docker_build.sh gains Group 12 (212 GUI/Data plugins); fixes LtsUtilsGuiDds visibility (LTO-stripped exports), LtsProjectionWorkstation unity name shadow, 6 unity-off dirs (dup file-scope statics, ddsftc INTERFACE sources) and reconfigures BUILD_FILTERMANAGEMENT/BUILD_PLUGINS_SERVICEMONITOR=ON

qt6-after/qt6-migrated-legatus/Lts/Viewer/SituationMap/SideBar/side_bar_item.h

@@ -0,0 +1,51 @@
+/**
+  * @RDE_HEADER@
+  * SideBarItem
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  * Created by Norbert Thoden, SLSE, 2015-01-19
+  */
+
+#pragma once
+
+// Own
+#include <Common/situation_map_logging.h>
+#include "side_bar_export.h"
+
+
+// Qt
+#include <QStandardItemModel>
+
+
+//----------------------------------------------------------------------------
+namespace SituationMap
+{
+
+
+class SIDEBAR_EXPORT SideBarItem : public QObject, public QStandardItem
+{
+  Q_OBJECT
+
+public:
+  explicit SideBarItem(const QString &text);
+  virtual ~SideBarItem();
+
+  virtual int type() const
+  {
+    return QStandardItem::UserType + 1;
+  }
+
+  void doEmitChanged();
+
+signals:
+  bool changed(bool);
+
+private:
+  LOGGER_T m_logger;      ///< Interface of the Logging-Facility
+
+};
+
+
+} // namespace SituationMap
+