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

venv/lib/python3.12/site-packages/PyQt6/bindings/QtHelp/qhelpindexwidget.sip

@@ -0,0 +1,62 @@
+// qhelpindexwidget.sip generated by MetaSIP
+//
+// This file is part of the QtHelp Python extension module.
+//
+// Copyright (c) 2025 Riverbank Computing Limited <info@riverbankcomputing.com>
+// 
+// This file is part of PyQt6.
+// 
+// This file may be used under the terms of the GNU General Public License
+// version 3.0 as published by the Free Software Foundation and appearing in
+// the file LICENSE included in the packaging of this file.  Please review the
+// following information to ensure the GNU General Public License version 3.0
+// requirements will be met: http://www.gnu.org/copyleft/gpl.html.
+// 
+// If you do not wish to use this file under the terms of the GPL version 3.0
+// then you may purchase a commercial license.  For more information contact
+// info@riverbankcomputing.com.
+// 
+// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+
+
+class QHelpIndexModel : public QStringListModel /NoDefaultCtors/
+{
+%TypeHeaderCode
+#include <qhelpindexwidget.h>
+%End
+
+public:
+    QHelpEngineCore *helpEngine() const;
+    void createIndex(const QString &customFilterName);
+%If (Qt_6_8_0 -)
+    void createIndexForCurrentFilter();
+%End
+    QModelIndex filter(const QString &filter, const QString &wildcard = QString());
+    bool isCreatingIndex() const;
+
+signals:
+    void indexCreationStarted();
+    void indexCreated();
+
+private:
+    virtual ~QHelpIndexModel();
+};
+
+class QHelpIndexWidget : public QListView
+{
+%TypeHeaderCode
+#include <qhelpindexwidget.h>
+%End
+
+public slots:
+    void filterIndices(const QString &filter, const QString &wildcard = QString());
+    void activateCurrentItem();
+
+signals:
+    void documentActivated(const QHelpLink &document, const QString &keyword);
+    void documentsActivated(const QList<QHelpLink> &documents, const QString &keyword);
+
+private:
+    QHelpIndexWidget();
+};