feat: add hard reload signal and wrap root object

src/cpp/rootwrapper.hpp

@@ -0,0 +1,28 @@
+#pragma once
+
+#include <qobject.h>
+#include <qobjectdefs.h>
+#include <qqmlengine.h>
+#include <qtmetamacros.h>
+#include <qurl.h>
+
+#include "shell.hpp"
+
+class RootWrapper: public QObject {
+	Q_OBJECT;
+
+public:
+	explicit RootWrapper(QUrl rootUrl);
+
+	void reloadGraph();
+	void changeRoot(QtShell* newRoot);
+
+private slots:
+	void destroy();
+
+private:
+	QUrl rootUrl;
+	QQmlEngine engine;
+	QtShell* activeRoot = nullptr;
+	QMetaObject::Connection destroyConnection;
+};