feat: async launcher

modules/launcher/ContentList.qml

@@ -90,6 +90,7 @@ Item {
     Loader {
         id: wallpaperList
 
+        asynchronous: true
         active: false
 
         anchors.top: parent.top

modules/launcher/items/AppItem.qml

@@ -36,6 +36,7 @@ Item {
         IconImage {
             id: icon
 
+            asynchronous: true
             source: Quickshell.iconPath(root.modelData?.icon, "image-missing")
             implicitSize: parent.height * 0.8
 
@@ -74,6 +75,7 @@ Item {
         Loader {
             id: favouriteIcon
 
+            asynchronous: true
             anchors.verticalCenter: parent.verticalCenter
             anchors.right: parent.right
             active: modelData && Strings.testRegexList(Config.launcher.favouriteApps, modelData.id)

modules/launcher/items/SchemeItem.qml

@@ -89,6 +89,7 @@ Item {
         Loader {
             id: current
 
+            asynchronous: true
             anchors.right: parent.right
             anchors.verticalCenter: parent.verticalCenter
 

modules/launcher/items/VariantItem.qml

@@ -65,6 +65,7 @@ Item {
         Loader {
             id: current
 
+            asynchronous: true
             anchors.right: parent.right
             anchors.verticalCenter: parent.verticalCenter