Submodule for JSON added.

Menu data and menu in their own folder.

include/gui/menu/menu.hpp

@@ -0,0 +1,30 @@
+#ifndef BILLYSHEET_MENU_HPP
+#define BILLYSHEET_MENU_HPP
+
+#include <spdlog/spdlog.h>
+
+namespace gui {
+	class GuiData;
+
+	namespace menu {
+		class MenuData;
+
+		class Menu final {
+		private:
+			MenuData &data;
+		public:
+			Menu() noexcept = delete;
+
+			explicit Menu(MenuData &data) noexcept: data(data) { SPDLOG_DEBUG("Creating Menu"); }
+
+			~Menu() noexcept = default;
+
+			void gui() const noexcept;
+
+			[[nodiscard]] const MenuData &get_data() const { return data; }
+		};
+	}
+}
+
+
+#endif //BILLYSHEET_MENU_HPP

include/gui/menu/menu_data.hpp

@@ -0,0 +1,28 @@
+#ifndef BILLYSHEET_MENU_DATA_HPP
+#define BILLYSHEET_MENU_DATA_HPP
+
+#include <filesystem>
+
+namespace fs = std::filesystem;
+
+namespace gui::menu {
+	class MenuData final {
+	private:
+		friend class Menu;
+
+		fs::path save_path{ "./" };
+
+		std::string filename{ "character_sheet.json" };
+
+		bool edit_mode{ true };
+	public:
+		MenuData() noexcept = default;
+
+		~MenuData() noexcept = default;
+
+		[[nodiscard]] bool is_edit_mode() const { return edit_mode; }
+	};
+}
+
+
+#endif //BILLYSHEET_MENU_DATA_HPP