Show number of posts per year

slices/main/templates/timemachine/show.html.slim

@@ -59,7 +59,10 @@ div class="max-w-screen-md mx-auto px-4 m-4 h-max"
       div class=""
         - posts_by_month.each do |year, months|
           div class="text-center"
-            h3 class="my-4" = year
+            div class="my-4"
+              h3 class="m-0" = year
+              small class="text-sm"
+                = "#{months.values.flatten.map(&:values).flatten.sum} posts"
             div class="text-sm flex justify-between"
               div Jan
               div Feb
@@ -73,8 +76,7 @@ div class="max-w-screen-md mx-auto px-4 m-4 h-max"
               div Oct
               div Nov
               div Dec
-            div class="grid grid-rows-7 grid-flow-col gap-0.5 col-start-2" 
+            div class="grid grid-rows-7 grid-flow-col gap-0.5 col-start-2"
               - months.each do |month, days|
                 - days.each do |day, post_count|
                   a class="group block h-2.5 w-2.5 #{post_count == 0 ? "bg-gray-50 dark:bg-indigo-800" : "bg-pink-600 dark:bg-amber-400 hover:bg-pink-800 hover:dark:bg-amber-200"}" style="opacity: #{post_count == 0 ? 1.0 : post_count.to_f / days.values.max}" href="/timemachine/#{year}/#{month}/#{day}"
-