add ui, change project struct

Core/App/Graphic/ui.h

@@ -0,0 +1,7 @@
+#pragma once
+#include <stdint.h>
+
+void ui_text_number18x32(uint32_t num, uint16_t x, uint16_t y, uint16_t color);
+
+/* 绘制主界面 */
+void ui_screen_main();