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-ki18n/source/tests/CMakeLists.txt

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+# SPDX-FileCopyrightText: 2024 Volker Krause <vkrause@kde.org>
+# SPDX-License-Identifier: BSD-3-Clause
+
+if (TARGET Qt6::Widgets)
+    add_executable(spinbox spinbox.cpp)
+    target_link_libraries(spinbox PRIVATE Qt6::Widgets KF6::I18n)
+endif()

local/recipes/kde/kf6-ki18n/source/tests/demo.qml

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+/*
+    SPDX-FileCopyrightText: 2021 Volker Krause <vkrause@kde.org>
+
+    SPDX-License-Identifier: LGPL-2.0-or-later
+*/
+
+import QtQuick 2.15
+import QtQuick.Layouts 1.1
+import QtQuick.Controls 2.15 as QQC2
+import org.kde.i18n.localeData 1.0
+
+QQC2.ApplicationWindow {
+    visible: true
+    width: 480
+    height: 720
+
+    property var currentCountry
+    property var currentSubdiv
+
+    ColumnLayout {
+        anchors.fill: parent
+        anchors.margins: 20
+        QQC2.ComboBox {
+            id: countrySelector
+            Layout.fillWidth: true
+            model: Country.allCountries
+            delegate: QQC2.ItemDelegate {
+                text: modelData.emojiFlag + " " + modelData.name + " (" + modelData.alpha2 + ")"
+                onClicked: {
+                    countrySelector.currentIndex = index
+                    currentCountry = modelData
+                }
+            }
+            displayText: currentValue.emojiFlag + " " + currentValue.name + " (" + currentValue.alpha2 + ")"
+        }
+
+        QQC2.Label {
+            text: "Localized name: " + (currentCountry ? currentCountry.name : "N/A")
+        }
+        QQC2.Label {
+            text: "ISO 3166-1 alpha2: " + (currentCountry ? currentCountry.alpha2 : "N/A")
+        }
+        QQC2.Label {
+            text: "ISO 3166-2 aplha3: " + (currentCountry ? currentCountry.alpha3 : "N/A")
+        }
+        QQC2.Label {
+            text: "Flag: " + (currentCountry ? currentCountry.emojiFlag : "N/A")
+        }
+        QQC2.Label {
+            text: "Currency: " + (currentCountry ? currentCountry.currencyCode : "N/A")
+        }
+        QQC2.Label {
+            text: "Timezones: " + (currentCountry ? currentCountry.timeZoneIds.join(', '): "N/A")
+        }
+
+        QQC2.TextField {
+            Layout.fillWidth: true
+            placeholderText: "search country by name or ISO code"
+            onEditingFinished: currentCountry = Country.fromName(text)
+        }
+
+        QQC2.ComboBox {
+            Layout.fillWidth: true
+            model: currentCountry ? currentCountry.subdivisions : undefined
+            delegate: QQC2.ItemDelegate {
+                text: modelData.name + " (" + modelData.code + ")"
+                onClicked: {
+                    countrySelector.currentIndex = index
+                    currentSubdiv = modelData
+                }
+            }
+            displayText: currentValue.name + " (" + currentValue.code + ")"
+        }
+
+        QQC2.Label {
+            text: "Localized name: " + (currentSubdiv ? currentSubdiv.name : "N/A")
+        }
+        QQC2.Label {
+            text: "ISO 3166-2: " + (currentSubdiv ? currentSubdiv.code: "N/A")
+        }
+        QQC2.Label {
+            text: "Parent: " + (currentSubdiv ? currentSubdiv.parent.code : "N/A")
+        }
+        QQC2.Label {
+            text: "Country: " + (currentSubdiv ? currentSubdiv.country.alpha2 : "N/A")
+        }
+        QQC2.Label {
+            text: "Timezones: " + (currentSubdiv ? currentSubdiv.timeZoneIds.join(', '): "N/A")
+        }
+        QQC2.ComboBox {
+            Layout.fillWidth: true
+            visible: currentSubdiv != undefined && currentSubdiv.subdivisions.length > 0
+            model: currentSubdiv ? currentSubdiv.subdivisions : undefined
+            delegate: QQC2.ItemDelegate {
+                text: modelData.name + " (" + modelData.code + ")"
+                onClicked: {
+                    countrySelector.currentIndex = index
+                    currentSubdiv = modelData
+                }
+            }
+            displayText: currentValue.name + " (" + currentValue.code + ")"
+        }
+
+        QQC2.TextField {
+            Layout.fillWidth: true
+            placeholderText: "search country subdivision by ISO code"
+            onEditingFinished: {
+                currentSubdiv = CountrySubdivision.fromCode(text)
+                currentCountry = currentSubdiv ? currentSubdiv.country : undefined
+            }
+        }
+
+        RowLayout {
+            function searchByLocation() {
+                currentSubdiv = CountrySubdivision.fromLocation(latitude.text, longitude.text);
+                if (currentSubdiv) {
+                    currentCountry = currentSubdiv.country;
+                } else {
+                    currentCountry = Country.fromLocation(latitude.text, longitude.text);
+                }
+                timezoneAtLocationLabel.text = TimeZone.fromLocation(latitude.text, longitude.text);
+            }
+
+            QQC2.TextField {
+                id: latitude
+                placeholderText: "latitude"
+                onEditingFinished: parent.searchByLocation()
+            }
+            QQC2.TextField {
+                id: longitude
+                placeholderText: "longitude"
+                onEditingFinished: parent.searchByLocation()
+            }
+
+        }
+
+        QQC2.Label {
+            id: timezoneAtLocationLabel
+        }
+
+        Item { Layout.fillHeight: true }
+    }
+}

local/recipes/kde/kf6-ki18n/source/tests/spinbox.cpp

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+/*
+    SPDX-FileCopyrightText: 2024 Volker Krause <vkrause@kde.org>
+    SPDX-License-Identifier: LGPL-2.0-or-later
+*/
+
+#include <KLocalization>
+
+#include <QApplication>
+#include <QDoubleSpinBox>
+#include <QSpinBox>
+
+int main(int argc, char **argv)
+{
+    QApplication app(argc, argv);
+
+    QSpinBox spinBox;
+    KLocalization::setupSpinBoxFormatString(&spinBox, ki18np("Baking %v pizza", "Baking %v pizzas"));
+    KLocalization::setupSpinBoxFormatString(&spinBox, ki18np("Baking %v cake", "Baking %v cakes"));
+    KLocalization::retranslateSpinBoxFormatString(&spinBox);
+    spinBox.show();
+
+    QDoubleSpinBox doubleSpinBox;
+    KLocalization::setupSpinBoxFormatString(&doubleSpinBox, ki18n("%v%"));
+    KLocalization::retranslateSpinBoxFormatString(&doubleSpinBox);
+    doubleSpinBox.show();
+
+    return app.exec();
+}