feat(client): improve SDK packaging and registry config

Common/ConfigHelper.h

@@ -1,22 +1,35 @@
-#pragma once
-#include <QString>
-
-class ConfigHelper
-{
-public:
-    static ConfigHelper& instance();
-    QString getValue(const QString& section, const QString& key) const;
+#pragma once
+#include <QByteArray>
+#include <QString>
+
+class QSettings;
+
+class ConfigHelper
+{
+public:
+    static ConfigHelper& instance();
+    static int runElevatedWriteCommandIfRequested();
+    static bool writeFileWithElevationIfNeeded(const QString& path, const QByteArray& data,
+                                               QString* errorMessage = nullptr);
+    static bool removeFileWithElevationIfNeeded(const QString& path, QString* errorMessage = nullptr);
+    QString getValue(const QString& section, const QString& key) const;
     bool setValue(const QString& section, const QString& key, const QString& value);
     QString configPath() const;
     QString installRoot() const;
     QString runtimeRoot() const;
     QString updateRoot() const;
-    QString runtimeRelativePath() const;
-    QString lastError() const;
-
-private:
-    ConfigHelper();
-    bool migrateLegacyIniIfNeeded();
-    QString m_configPath;
-    QString m_error;
-};
+    QString runtimeRelativePath() const;
+    QString lastError() const;
+
+private:
+    ConfigHelper();
+    bool migrateLegacyIniIfNeeded();
+    void enterRegistryGroup(QSettings& settings) const;
+    bool syncRegistryFromConfigFileIfChanged();
+    bool readRegistryValue(const QString& key, QString* value) const;
+    bool writeRegistryValue(const QString& key, const QString& value);
+    QString readFileValue(const QString& key) const;
+    QString m_configPath;
+    QString m_registryInstallId;
+    QString m_error;
+};