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/Proxies/TrainingAreaBase/Plugins/UAS/from_tab.cpp

@@ -23,7 +23,7 @@ FromTab::FromTab(const std::shared_ptr<TrainingAreaBase::DdsHandler> &ddsHandler
   , m_sendToDds(sendToDds)
   , m_uavIAManager(uavIAManager)
   , m_exerciseId(exerciseId)
-  .getNGLLogger("FromTab"))
+  , m_logger(NGL::NGLLoggerBootstrap::getNGLRootLogger())
 {
   m_dtcPpm->enableUAS();
   m_dtcPpm->enableParticipant();
@@ -43,7 +43,7 @@ TrainingAreaBase::SendToTab::HandleState FromTab::canHandleTelegram(int equipmen
     }
 
     const auto &part = m_dtcPpm->participant(uas.participantId());
-    if (!part.equipmentNumber().is_set())
+    if (!part.equipmentNumber().has_value())
     {
       continue;
     }