Add tui header and source to cli namespace

src/cli/tui.h

@@ -0,0 +1,18 @@
+#ifndef YAZE_CLI_TUI_H
+#define YAZE_CLI_TUI_H
+
+#include <ftxui/component/component.hpp>
+#include <ftxui/dom/elements.hpp>
+#include <ftxui/screen/screen.hpp>
+
+namespace yaze {
+namespace cli {
+namespace tui {
+
+void ShowMain();
+
+}
+} // namespace cli
+} // namespace yaze
+
+#endif // YAZE_CLI_TUI_H