add ipc handlers for settings

settings/Config.qml

@@ -0,0 +1,23 @@
+pragma Singleton
+import QtCore
+import QtQuick
+import Quickshell
+
+Singleton {
+    id: root
+    property string font: "Adwaita Mono Nerd Font Propo"
+    property int fontSize: 12
+    property int barHeight: 30
+    property int rounding: 0
+    property url wallpaper: "file:///home/lucy/.walls/frierensuff.png"
+    property bool floating: false
+    Settings {
+
+        location: Qt.resolvedUrl("file:///home/lucy/.config/quickshell/settings/settings.ini")
+        property alias font: root.font
+        property alias fontSize: root.fontSize
+        property alias barHeight: root.barHeight
+        property alias roudning: root.rounding
+        property alias wallpaper: root.wallpaper
+    }
+}