Add doc links for features on admin dashboard

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

app/views/admin/dashboard/index.html.haml

@@ -46,7 +46,8 @@
             enabled: allow_signup?)
 
           = feature_entry(_('LDAP'),
-            enabled: Gitlab.config.ldap.enabled)
+            enabled: Gitlab.config.ldap.enabled,
+            doc_href: help_page_path('administration/auth/ldap'))
 
           = feature_entry(_('Gravatar'),
             href: admin_application_settings_path(anchor: 'js-account-settings'),
@@ -54,10 +55,12 @@
 
           = feature_entry(_('OmniAuth'),
             href: admin_application_settings_path(anchor: 'js-signin-settings'),
-            enabled: Gitlab::Auth.omniauth_enabled?)
+            enabled: Gitlab::Auth.omniauth_enabled?,
+            doc_href: help_page_path('integration/omniauth'))
 
           = feature_entry(_('Reply by email'),
-            enabled: Gitlab::IncomingEmail.enabled?)
+            enabled: Gitlab::IncomingEmail.enabled?,
+            doc_href: help_page_path('administration/reply_by_email'))
 
           = render_if_exists 'admin/dashboard/elastic_and_geo'
 

changelogs/unreleased/35368-add-doc-links-to-all-features-2.yml

+---
+title: Add doc links to features on admin dashboard
+merge_request: 21419
+author:
+type: changed

ee/app/views/admin/dashboard/_elastic_and_geo.html.haml

-= feature_entry(_('Elasticsearch'), href: admin_application_settings_path(anchor: 'js-elasticsearch-settings'), enabled: Gitlab::CurrentSettings.elasticsearch_search?)
-= feature_entry(_('Geo'), href: admin_geo_nodes_path, enabled: Gitlab::Geo.enabled?)
+= feature_entry(_('Elasticsearch'),
+  href: admin_application_settings_path(anchor: 'js-elasticsearch-settings'),
+  doc_href: help_page_path('integration/elasticsearch'),
+  enabled: Gitlab::CurrentSettings.elasticsearch_search?)
+
+= feature_entry(_('Geo'),
+  href: admin_geo_nodes_path,
+  doc_href: help_page_path('administration/geo/replication/index'),
+  enabled: Gitlab::Geo.enabled?)