Add number marks to mark mode

dotfiles/i3/config

@@ -140,6 +140,16 @@ mode "mark" {
   set $pass     "<span foreground='lime'></span> %title"
   set $warn     "<span foreground='orange'></span> %title"
   set $fail     "<span foreground='#992222'></span> %title"
+  set $num1     "<span foreground='white'>❶</span> %title"
+  set $num2     "<span foreground='white'>❷</span> %title"
+  set $num3     "<span foreground='white'>❸</span> %title"
+  set $num4     "<span foreground='white'>❹</span> %title"
+  set $num5     "<span foreground='white'>❺</span> %title"
+  set $num6     "<span foreground='white'>❻</span> %title"
+  set $num7     "<span foreground='white'>❼</span> %title"
+  set $num8     "<span foreground='white'>❽</span> %title"
+  set $num9     "<span foreground='white'>❾</span> %title"
+  set $num0     "<span foreground='white'>⓿</span> %title"
   set $strike   "<s>%title</s>"
   set $unders   "<u>%title</u>"
   set $italic   "<i>%title</i>"
@@ -174,6 +184,17 @@ mode "mark" {
   bindsym space         title_format $normal ; mode "default"
   bindsym backslash     title_format $normal ; mode "default"
 
+  bindsym 1             title_format $num1; mode "default"
+  bindsym 2             title_format $num2; mode "default"
+  bindsym 3             title_format $num3; mode "default"
+  bindsym 4             title_format $num4; mode "default"
+  bindsym 5             title_format $num5; mode "default"
+  bindsym 6             title_format $num6; mode "default"
+  bindsym 7             title_format $num7; mode "default"
+  bindsym 8             title_format $num8; mode "default"
+  bindsym 9             title_format $num9; mode "default"
+  bindsym 0             title_format $num0; mode "default"
+
   bindsym $mod+backslash    mode "default"
   bindsym Escape            mode "default"
   bindsym Return            mode "default"