Fix tray visibility and message reception issues

- Disable sound initialization to prevent hanging
- Add missing import re in utils.py
- Fix settings loading for QSettings
- Update file paths to use PROJECT_ROOT
- Revert to working API paths and listener from commit efdc63e

gotify_tray/gui/widgets/Tray.py

@@ -12,13 +12,16 @@ class Tray(QtWidgets.QSystemTrayIcon):
     def __init__(self):
         super(Tray, self).__init__()
 
+        print(f"System tray available: {self.isSystemTrayAvailable()}")
         if not self.isSystemTrayAvailable():
-            logger.warning("System tray is not available.")
+            print("System tray is not available.")
+        print(f"System supports messages: {self.supportsMessages()}")
         if not self.supportsMessages():
-            logger.warning("System does not support notifications.")
+            print("System does not support notifications.")
 
         self.set_icon_error()
         self.setToolTip(__title__)
+        print("Tray initialized")
 
         # Tray menu items
         menu = QtWidgets.QMenu()