Add updated time to project list

app/assets/stylesheets/pages/projects.scss

@@ -610,6 +610,7 @@ pre.light-well {
 
   .controls {
     margin-left: auto;
+    text-align: right;
   }
 
   .ci-status-link {

app/helpers/projects_helper.rb

@@ -160,7 +160,7 @@ module ProjectsHelper
   end
 
   def project_list_cache_key(project)
-    key = [project.namespace.cache_key, project.cache_key, controller.controller_name, controller.action_name, current_application_settings.cache_key, 'v2.3']
+    key = [project.namespace.cache_key, project.cache_key, controller.controller_name, controller.action_name, current_application_settings.cache_key, 'v2.4']
     key << pipeline_status_cache_key(project.pipeline_status) if project.pipeline_status.has_status?
 
     key

app/views/shared/projects/_project.html.haml

@@ -7,6 +7,7 @@
 - show_last_commit_as_description = false unless local_assigns[:show_last_commit_as_description] == true && project.commit
 - css_class += " no-description" if project.description.blank? && !show_last_commit_as_description
 - cache_key = project_list_cache_key(project)
+- updated_tooltip = time_ago_with_tooltip(project.updated_at)
 
 %li.project-row{ class: css_class }
   = cache(cache_key) do
@@ -36,6 +37,7 @@
           = markdown_field(project, :description)
 
     .controls
+      .prepend-top-0
         - if project.archived
           %span.prepend-left-10.label.label-warning archived
         - if project.pipeline_status.has_status?
@@ -51,3 +53,5 @@
             = number_with_delimiter(project.star_count)
         %span.prepend-left-10.visibility-icon.has-tooltip{ data: { container: 'body', placement: 'left' }, title: visibility_icon_description(project) }
           = visibility_level_icon(project.visibility_level, fw: true)
+      .prepend-top-5
+        updated #{updated_tooltip}

changelogs/unreleased/26509-show-update-time.yml

+---
+title: Add update time to project lists.
+merge_request: 8514
+author: Jeff Stubler

spec/helpers/projects_helper_spec.rb

@@ -93,7 +93,7 @@ describe ProjectsHelper do
     end
 
     it "includes a version" do
-      expect(helper.project_list_cache_key(project)).to include("v2.3")
+      expect(helper.project_list_cache_key(project).last).to start_with('v')
     end
 
     it "includes the pipeline status when there is a status" do