show a power profile OSD

quickshell/Common/OSDManager.qml

@@ -0,0 +1,24 @@
+pragma Singleton
+
+import Quickshell
+import QtQuick
+
+Singleton {
+    id: osdManager
+
+    property var currentOSDsByScreen: ({})
+
+    function showOSD(osd) {
+        if (!osd || !osd.screen)
+            return
+
+        const screenName = osd.screen.name
+        const currentOSD = currentOSDsByScreen[screenName]
+
+        if (currentOSD && currentOSD !== osd) {
+            currentOSD.hide()
+        }
+
+        currentOSDsByScreen[screenName] = osd
+    }
+}