FEATURE: Add hot as a homepage option (#25325)

config/locales/client.en.yml

@@ -2956,6 +2956,7 @@ en:
         bookmarks: "You have no bookmarked topics yet."
         category: "There are no %{category} topics."
         top: "There are no top topics."
+        hot: "There are no hot topics."
         filter: "There are no topics."
         educate:
           new: '<p>Your new topics will appear here. By default, topics are considered new and will show a <span class="badge new-topic badge-notification" style="vertical-align:middle;line-height:inherit;"></span> indicator if they were created in the last 2 days.</p><p>Visit your <a href="%{userPrefsUrl}">preferences</a> to change this.</p>'

config/site_settings.yml

@@ -189,6 +189,7 @@ basic:
       - read
       - posted
       - bookmarks
+      - hot
   post_menu:
     client: true
     type: list
@@ -3121,6 +3122,7 @@ dashboard:
   experimental_hot_topics:
     hidden: true
     default: false
+    client: true
   hot_topics_gravity:
     hidden: true
     default: 1.2