Update manager and test

scwx-qt/source/scwx/qt/manager/update_manager.hpp

@@ -0,0 +1,43 @@
+#pragma once
+
+#include <scwx/qt/types/github_types.hpp>
+
+#include <memory>
+#include <string>
+
+#include <QObject>
+
+namespace scwx
+{
+namespace qt
+{
+namespace manager
+{
+
+class UpdateManager : public QObject
+{
+   Q_OBJECT
+
+public:
+   explicit UpdateManager();
+   ~UpdateManager();
+
+   types::gh::Release latest_release() const;
+   std::string        latest_version() const;
+
+   bool CheckForUpdates(const std::string& currentVersion = {});
+
+   static std::shared_ptr<UpdateManager> Instance();
+
+signals:
+   void UpdateAvailable(const std::string&        latestVersion,
+                        const types::gh::Release& latestRelease);
+
+private:
+   class Impl;
+   std::unique_ptr<Impl> p;
+};
+
+} // namespace manager
+} // namespace qt
+} // namespace scwx