feat: refactor notification system to manage hover states centrally and auto close

modules/bar/widgets/NotificationButton.qml

@@ -13,11 +13,20 @@ MouseArea {
     cursorShape: Qt.PointingHandCursor
 
     onClicked: {
-        // NotificationS.soundEnabled = !NotificationS.soundEnabled
+        // NotificationS.notificationPopupEnabled = !NotificationS.notificationPopupEnabled
         console.log("[NotificationButton] Opening NotificationHistory")
         root.toggleNotificationHistory()
     }
 
+    // ── Report hover to NotificationServer for auto-close logic ──
+    onContainsMouseChanged: NotificationS.buttonHovered = containsMouse
+    Component.onDestruction: {
+        if (containsMouse) NotificationS.buttonHovered = false
+    }
+    onVisibleChanged: {
+        if (!visible && NotificationS.buttonHovered) NotificationS.buttonHovered = false
+    }
+
 
     Item {
         anchors.top: parent.topBar
@@ -37,7 +46,7 @@ MouseArea {
             color: Colors.secondaryContainer_fg
         }
     }
-    
+
     Rectangle {
         anchors.fill: parent
         color: "transparent"
@@ -46,18 +55,11 @@ MouseArea {
         Text {
             id: notificationText
             anchors.centerIn: parent
-            // text: Quickshell.iconPath("discord") 
-            text: NotificationS.soundEnabled ? "󰂚" : "󰂛"
+            // text: Quickshell.iconPath("discord")
+            text: NotificationS.notificationPopupEnabled ? "󰂚" : "󰂛"
             font.pixelSize: Config.bigIconSize(bar.height)
             font.family: Config.font
             color: Colors.secondaryContainer_fg
         }
-
-        // Image{
-        //     id: iconImage
-        //     source: Quickshell.iconPath("discord")
-        //     width: Config.bigIconSize(notificationButton.height)
-        //     height: Config.bigIconSize(notificationButton.height)
-        // }
     }
 }