Fixup some minor inconsistencies in dashboard

app/views/components/card/timeline_component.rb

@@ -2,6 +2,7 @@
 
 class Card::TimelineComponent < ApplicationComponent
   include Phlex::Rails::Helpers::LinkTo
+  include Phlex::Rails::Helpers::ImageTag
   include Phlex::Rails::Helpers::TimeAgoInWords
 
   def view_template(&)
@@ -20,11 +21,40 @@
       div(class: "flex-1 flex-col ml-5 md:ml-7 pb-4 border-b border-neutral-300 dark:border-neutral-700") do
         div(class: "flex items-center justify-between") do
           span(class: "text-b3 text-neutral-600") { t("time_ago", duration: time_ago_in_words(datetime)) }
-          span(class: "text-b3 text-neutral-800") { user_link } if user_link
+          span(class: "text-b3 text-neutral-800 dark:text-white max-h-6") { user_link } if user_link
         end
 
         div(class: "flex flex-wrap w-full items-center justify-between", &)
       end
     end
   end
+
+  def link_to_user(user)
+    link_to(profile_path(user.display_id), alt: user.display_handle, title: user.display_handle, class: "flex items-center") do
+      span(class: "w-6 h-6 inline-block mr-2 rounded") { helpers.avatar(48, "gravatar-#{user.id}", user) }
+      span { user.display_handle }
+    end
+  end
+
+  def link_to_api_key(api_key_owner)
+    case api_key_owner
+    when OIDC::TrustedPublisher::GitHubAction
+      div(class: "flex items-center") do
+        span(class: "w-6 h-6 inline-block mr-2 rounded") do
+          image_tag "github_icon.png", width: 48, height: 48, theme: :light, alt: "GitHub", title: api_key_owner.name
+        end
+        span { "GitHub Actions" }
+      end
+    else
+      raise ArgumentError, "unknown api_key_owner type #{api_key_owner.class}"
+    end
+  end
+
+  def link_to_pusher(version)
+    if version.pusher.present?
+      link_to_user(version.pusher)
+    elsif version.pusher_api_key&.owner.present?
+      link_to_api_key(version.pusher_api_key.owner)
+    end
+  end
 end

app/views/dashboards/show.html.erb

@@ -25,14 +25,7 @@
     <%= c.scrollable do %>
       <%= render Card::TimelineComponent.new do |t| %>
         <% @latest_updates.each do |version| %>
-          <%
-            pusher_link = if version.pusher.present?
-              link_to_user(version.pusher)
-            elsif version.pusher_api_key&.owner.present?
-              link_to_pusher(version.pusher_api_key.owner)
-            end
-          %>
-          <%= t.timeline_item(version.authored_at, pusher_link) do %>
+          <%= t.timeline_item(version.authored_at, t.link_to_pusher(version)) do %>
               <div class="flex text-b1 text-neutral-800 dark:text-white"><%= link_to version.rubygem.name, rubygem_path(version.rubygem.slug) %></div>
               <%= version_number(version) %>
           <% end %>