make config use json instead of shitty qt implementation

modules/bar/Mpris.qml

@@ -11,7 +11,6 @@ import qs.settings
 
 BarComponent {
     id: root
-    implicitHeight: Config.moduleHeight
     implicitWidth: songLayout.implicitWidth + 16
     property MprisPlayer spotify: {
         for (const player of Mpris.players.values) {
@@ -25,19 +24,12 @@ BarComponent {
     RowLayout {
         id: songLayout
         anchors.centerIn: root
-	IconImage {
-	    source: Quickshell.iconPath("folder-music-symbolic")
-	    implicitSize: Config.iconSize
-	    layer.enabled: true
-	    layer.effect: MultiEffect {
-		colorization: 1.0
-		colorizationColor: Colors.text
-		brightness: 0.5
-	    }
+	StyledIcon {
+	    iconName: "folder-music-symbolic"
 	}
         StyledText {
             Layout.maximumWidth: 400
-            Layout.maximumHeight: Config.barHeight / 1.6
+            Layout.maximumHeight: Config.cfg.bar.barHeight / 1.6
             text: root.spotify?.trackTitle + " - " + root.spotify?.trackArtists
             elide: Text.ElideRight
         }