App launcher fixes

Services/LauncherService.qml

@@ -0,0 +1,20 @@
+import QtQuick
+import Quickshell
+pragma Singleton
+pragma ComponentBehavior: Bound
+
+Singleton {
+    id: root
+    
+    signal showAppLauncher()
+    signal hideAppLauncher()
+    signal toggleAppLauncher()
+    
+    signal showSpotlight()
+    signal hideSpotlight()
+    signal toggleSpotlight()
+    
+    signal showClipboardHistory()
+    signal hideClipboardHistory()
+    signal toggleClipboardHistory()
+}