绘制 tag 标识

src/include/types.h

@@ -83,6 +83,8 @@ typedef struct color_t {
 } color_t;
 typedef struct color_set_t {
   color_t bar_bg;
+  color_t tag_bg;
+  color_t active_tag_bg;
   color_t tag_color;
   color_t active_tag_color;
   color_t layout_color;