SystemTrayService: add service to init tray faster (#689)

Services/UI/SystemTrayService.qml

@@ -0,0 +1,40 @@
+pragma Singleton
+
+import QtQuick
+import Quickshell
+import Quickshell.Services.SystemTray
+import qs.Commons
+
+
+/**
+ * SystemTrayService
+ * This service ensures that Quickshell's SystemTray service is initialized
+ * early in the shell startup to avoid programs that should stay in tray, not having access to one (let's hope this works).
+ */
+Singleton {
+  id: root
+
+  property bool initialized: false
+
+  Component.onCompleted: {
+    if (SystemTray && SystemTray.items) {
+      Logger.i("SystemTrayService", "SystemTray service initialized")
+      initialized = true
+
+      // Monitor for tray items to confirm it's working
+      if (SystemTray.items.valuesChanged) {
+        Logger.d("SystemTrayService", "SystemTray is ready and monitoring for items")
+      }
+    } else {
+      Logger.w("SystemTrayService", "SystemTray service not available")
+    }
+  }
+
+  function init() {
+    // Explicit initialization function
+    if (!initialized && SystemTray && SystemTray.items) {
+      Logger.i("SystemTrayService", "SystemTray service initialized via init()")
+      initialized = true
+    }
+  }
+}