Advance Wayland and KDE package bring-up

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

local/recipes/kde/kf6-kauth/source/autotests/FdHelper.cpp

@@ -0,0 +1,41 @@
+#include "FdHelper.h"
+
+#include <helpersupport.h>
+
+#include <QCoreApplication>
+#include <QDBusUnixFileDescriptor>
+#include <QDebug>
+#include <QFile>
+#include <QTimer>
+
+#include <unistd.h>
+
+ActionReply FdHelper::standardaction(QVariantMap args)
+{
+    QDBusUnixFileDescriptor tempFileFd = args[QStringLiteral("tempFileDescriptor")].value<QDBusUnixFileDescriptor>();
+    QFile tempFile;
+    args.remove(QStringLiteral("tempFileDescriptor"));
+
+    if (!tempFileFd.isValid()) {
+        return ActionReply::HelperErrorReply();
+    }
+
+    if (!tempFile.open(tempFileFd.fileDescriptor(), QIODevice::ReadOnly)) {
+        return ActionReply::HelperErrorReply();
+    }
+
+    QByteArray blob = tempFile.readAll();
+
+    QVariantMap arguments;
+    QDataStream s(&blob, QIODevice::ReadOnly);
+    s >> arguments;
+
+    if (args == arguments) {
+        return ActionReply::SuccessReply();
+    }
+    return ActionReply::HelperErrorReply();
+}
+
+KAUTH_HELPER_MAIN("org.kde.kf6auth.autotest", FdHelper)
+
+#include "moc_FdHelper.cpp"