osd: configurable position

quickshell/Common/SettingsData.qml

@@ -23,7 +23,9 @@ Singleton {
         Top,
         Bottom,
         Left,
-        Right
+        Right,
+        TopCenter,
+        BottomCenter
     }
 
     enum AnimationSpeed {
@@ -305,6 +307,7 @@ Singleton {
     property int notificationPopupPosition: SettingsData.Position.Top
 
     property bool osdAlwaysShowValue: false
+    property int osdPosition: SettingsData.Position.BottomCenter
     property bool osdVolumeEnabled: true
     property bool osdBrightnessEnabled: true
     property bool osdIdleInhibitorEnabled: true

quickshell/Common/settings/SettingsSpec.js

@@ -215,6 +215,7 @@ var SPEC = {
     notificationPopupPosition: { def: 0 },
 
     osdAlwaysShowValue: { def: false },
+    osdPosition: { def: 5 },
     osdVolumeEnabled: { def: true },
     osdBrightnessEnabled: { def: true },
     osdIdleInhibitorEnabled: { def: true },