Enable VibeChat UTUN service and package the Wintun driver

Add a settings button to open the current config in an external editor. Wait for core, UTUN and chat startup before reporting readiness; verify startup failures and restarts. Include Wintun DLL and license notices in Windows builds and installers.

tools/chatgui/src/settingsdialog.cpp

@@ -37,6 +37,10 @@ extern "C" {
 #include <QScrollArea>
 #include <QSpinBox>
 #include <QSettings>
+#include <QDesktopServices>
+#include <QFileInfo>
+#include <QProcess>
+#include <QUrl>
 
 SettingsDialog::SettingsDialog(const QString& configPath, DbManager* db, UtunNode* node,
                                AudioRecorder* recorder, QWidget* parent)
@@ -246,6 +250,10 @@ SettingsDialog::SettingsDialog(const QString& configPath, DbManager* db, UtunNod
     // --- Bottom buttons ---
     auto* btnLayout = new QHBoxLayout();
     btnLayout->setSpacing(8);
+    auto* editConfigBtn = new QPushButton(QCoreApplication::translate("ChatGui", "Edit config"), rightPanel);
+    editConfigBtn->setObjectName(QStringLiteral("editConfig"));
+    connect(editConfigBtn, &QPushButton::clicked, this, &SettingsDialog::onEditConfig);
+    btnLayout->addWidget(editConfigBtn);
     btnLayout->addStretch();
 
     auto* cancelBtn = new QPushButton(QCoreApplication::translate("ChatGui", "Cancel"), rightPanel);
@@ -494,6 +502,30 @@ void SettingsDialog::onSave() {
     accept();
 }
 
+void SettingsDialog::onEditConfig() {
+    const QString path = QFileInfo(m_configPath).absoluteFilePath();
+#ifdef Q_OS_WIN
+    QProcess editor;
+    editor.setProgram(QStringLiteral("notepad.exe"));
+    editor.setArguments({path});
+    const bool opened = editor.startDetached();
+    if (!opened) {
+        DEBUG_ERROR(DEBUG_CATEGORY_CONFIG, "Settings: cannot start Notepad path=%s error=%s", qPrintable(path), qPrintable(editor.errorString()));
+    }
+#else
+    const bool opened = QDesktopServices::openUrl(QUrl::fromLocalFile(path));
+    if (!opened) {
+        DEBUG_ERROR(DEBUG_CATEGORY_CONFIG, "Settings: desktop service could not open config path=%s", qPrintable(path));
+    }
+#endif
+    if (!opened) {
+        QMessageBox::warning(this, QCoreApplication::translate("ChatGui", "Edit config"),
+            QCoreApplication::translate("ChatGui", "Could not open the configuration file in a text editor:\n%1").arg(path));
+        return;
+    }
+    DEBUG_INFO(DEBUG_CATEGORY_CONFIG, "Settings: config editor launched path=%s", qPrintable(path));
+}
+
 void SettingsDialog::onOpenConnMonitor() {
     if (m_connMonitorWindow) {
         m_connMonitorWindow->raise();

tools/chatgui/src/settingsdialog.h

@@ -33,6 +33,8 @@ public:
 private slots:
     void onCategoryChanged(int row);
     void onSave();
+    // Открывает текущий конфиг во внешнем текстовом редакторе; ошибки показывает пользователю.
+    void onEditConfig();
     void onOpenConnMonitor();
 
 private: