Another change of heart: I'll just use Qt

src/frontend/Debugger.hpp

@@ -0,0 +1,12 @@
+#pragma once
+#include <QDockWidget>
+#include <QWidget>
+#include <QTreeView>
+
+class Debugger : public QWidget {
+  QDockWidget *disassembly{}, *cpuState{};
+  QTreeView *codeView{}, *registers{};
+
+public:
+  Debugger();
+};