feat(sidebar): use tag number widget

module/sidebar.fnl

@@ -13,6 +13,7 @@
 (local button (. (require :lib.keys) :button))
 
 (local tag-list (require :widget.tag-list))
+(local tag-number (require :widget.tag-number))
 (local task-list (require :widget.task-list))
 (local textclock (require :widget.textclock))
 
@@ -79,21 +80,27 @@
 
   (: s.sb :setup
      {:layout wibox.layout.align.vertical
-      1 {1 (border (tag-list s))
+      1 {1 (border
+            {1 {1 (tag-number s)
+                :forced_height 32
+                :align :center
+                :widget wibox.container.place}
+             :bg beautiful.sidebar_bg_info
+             :widget wibox.container.background})
+         2 (border (tag-list s))
          :layout wibox.layout.fixed.vertical}
       2 {1 (border (center (task-list s)) 4)
          :layout wibox.layout.flex.vertical}
       3 {1 (center systray)
          2 (center battery.widget)
-         3 {1 (border
-               {1 {1 (center clock)
-                   :top 2
-                   :bottom 2
-                   :widget wibox.container.margin}
-                :widget wibox.container.background
-                :bg beautiful.sidebar_bg_info})
-            :buttons clock-buttons
-            :layout wibox.layout.fixed.vertical}
+         3 (border
+            {1 {1 (center clock)
+                :top 3
+                :bottom 3
+                :widget wibox.container.margin}
+             :buttons clock-buttons
+             :bg beautiful.sidebar_bg_info
+             :widget wibox.container.background})
          :layout wibox.layout.fixed.vertical}}))
 
 ;;;