Add a new setting to choose the server landing page (#36588)

db/migrate/20251023210145_migrate_landing_page_setting.rb

@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+class MigrateLandingPageSetting < ActiveRecord::Migration[8.0]
+  class Setting < ApplicationRecord; end
+
+  def up
+    setting = Setting.find_by(var: 'trends_as_landing_page')
+    return unless setting.present? && setting.attributes['value'].present?
+
+    value = YAML.safe_load(setting.attributes['value'], permitted_classes: [ActiveSupport::HashWithIndifferentAccess, Symbol])
+
+    Setting.upsert(
+      var: 'landing_page',
+      value: value ? "--- trends\n" : "--- about\n"
+    )
+  end
+
+  def down; end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[8.0].define(version: 2025_10_07_142305) do
+ActiveRecord::Schema[8.0].define(version: 2025_10_23_210145) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_catalog.plpgsql"