refactor: perf improvement stopping singletons with ref

Also switch to scale+opacity anims with custom curve

Modules/TopBar/Weather.qml

@@ -13,6 +13,10 @@ Rectangle {
     height: 30
     radius: Theme.cornerRadius
     color: weatherArea.containsMouse ? Qt.rgba(Theme.primary.r, Theme.primary.g, Theme.primary.b, 0.12) : Qt.rgba(Theme.surfaceText.r, Theme.surfaceText.g, Theme.surfaceText.b, 0.08)
+    
+    Ref {
+        service: WeatherService
+    }
 
     Row {
         id: weatherRow