More progress

Signed-off-by: Slendi <slendi@socopon.com>

src/App.hpp

@@ -139,7 +139,7 @@ private:
 		}
 	} m_kbd;
 
-	std::optional<TextRenderer> m_tr { std::nullopt };
+	std::shared_ptr<TextRenderer> m_tr { nullptr };
 	FontHandle m_font;
 
 	enum_array<Theme, ColorScheme> m_themes { make_default_themes() };