Add new pages in add-printer flow

Pages added
- Page to select Ultimaker or third party printer
- Page with information how to add Ultimaker printer(s)

contributes to CURA-8689

resources/qml/WelcomePages/AddUltimakerOrThirdPartyPrinterStack.qml

@@ -0,0 +1,55 @@
+// Copyright (c) 2022 Ultimaker B.V.
+// Cura is released under the terms of the LGPLv3 or higher.
+
+import QtQuick 2.10
+import QtQuick.Controls 2.3
+import QtQuick.Layouts 1.3
+
+import UM 1.5 as UM
+import Cura 1.1 as Cura
+
+ColumnLayout
+{
+    id: root
+
+    UM.I18nCatalog { id: catalog; name: "cura" }
+
+    Layout.fillWidth: true
+    Layout.fillHeight: true
+
+    property var goToUltimakerPrinter: () => layout.currentIndex = 1
+    property var goToThirdPartyPrinter: () => layout.currentIndex = 2
+
+    UM.Label
+    {
+        id: title_label
+        Layout.fillWidth: true
+        Layout.bottomMargin: UM.Theme.getSize("thick_margin").height
+        horizontalAlignment: Text.AlignHCenter
+        text: catalog.i18nc("@label", "Add printer")
+        color: UM.Theme.getColor("primary_button")
+        font: UM.Theme.getFont("huge")
+    }
+
+    StackLayout
+    {
+        id: layout
+        Layout.fillWidth: true
+        Layout.fillHeight: true
+        currentIndex: 0
+        AddUltimakerOrThirdPartyPrinter
+        {
+            goToUltimakerPrinter: root.goToUltimakerPrinter
+            goToThirdPartyPrinter: root.goToThirdPartyPrinter
+        }
+        AddUltimakerPrinter
+        {
+            goToThirdPartyPrinter: root.goToThirdPartyPrinter
+        }
+        AddThirdPartyPrinter
+        {
+            goToUltimakerPrinter: root.goToUltimakerPrinter
+
+        }
+    }
+}