settings, welcome: change konachan btn icon, fix wallpaper desync

.config/quickshell/ii/modules/settings/QuickConfig.qml

@@ -76,6 +76,7 @@ ContentPage {
                     sourceSize.height: parent.implicitHeight
                     fillMode: Image.PreserveAspectCrop
                     source: Config.options.background.wallpaperPath
+                    cache: false
                     layer.enabled: true
                     layer.effect: OpacityMask {
                         maskSource: Rectangle {
@@ -93,7 +94,7 @@ ContentPage {
                     visible: Config.options.policies.weeb === 1
                     Layout.fillWidth: true
                     buttonRadius: Appearance.rounding.small
-                    materialIcon: "wallpaper"
+                    materialIcon: "ifl"
                     mainText: konachanWallProc.running ? Translation.tr("Be patient...") : Translation.tr("Random: Konachan")
                     onClicked: {
                         konachanWallProc.running = true;

.config/quickshell/ii/welcome.qml

@@ -243,7 +243,7 @@ ApplicationWindow {
                             visible: Config.options.policies.weeb === 1
                             Layout.alignment: Qt.AlignHCenter
                             buttonRadius: Appearance.rounding.small
-                            materialIcon: "wallpaper"
+                            materialIcon: "ifl"
                             mainText: konachanWallProc.running ? Translation.tr("Be patient...") : Translation.tr("Random: Konachan")
                             onClicked: {
                                 console.log(konachanWallProc.command.join(" "));