making clangd happy and making script to compile/build with run.sh

app/recentfilemenu.h

@@ -0,0 +1,28 @@
+// Copyright (C) 2023 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#ifndef RECENTFILEMENU_H
+#define RECENTFILEMENU_H
+
+#include <QMenu>
+
+class RecentFiles;
+
+class RecentFileMenu : public QMenu
+{
+    Q_OBJECT
+
+public:
+    explicit RecentFileMenu(QWidget *parent, RecentFiles *recent);
+
+signals:
+    void fileOpened(const QString &fileName);
+
+private slots:
+    void updateList();
+
+private:
+    RecentFiles *m_recentFiles;
+};
+
+#endif // RECENTFILEMENU_H