qs/dankbar/meta: add a mask region to the bar

- Allows bar items to be clickable evn when popouts open
- Add state machines to manage state across monitors
- change focuses to ondemand on hyprland

quickshell/Modals/PowerMenuModal.qml

@@ -33,7 +33,9 @@ DankModal {
         parentBounds = bounds
         parentScreen = targetScreen
         backgroundOpacity = 0
+        keepPopoutsOpen = true
         open()
+        keepPopoutsOpen = false
     }
 
     function updateVisibleActions() {