Close desktop safety gaps

config/dot/quickshell/modules/settings/WallpaperControls.qml

@@ -18,6 +18,13 @@ Column {
     width: parent ? parent.width : 620
     spacing: 4
 
+    onOutputsChanged: root.syncSelectedOutput()
+
+    function syncSelectedOutput(): void {
+        if (!root.outputs.includes(root.selectedOutput))
+            root.selectedOutput = root.outputs.length > 0 ? root.outputs[0] : "";
+    }
+
     ChoiceGrid {
         width: parent.width
         label: "Wallpaper mode"