Add customizable user roles (#18641)

* Add customizable user roles

* Various fixes and improvements

* Add migration for old settings and fix tootctl role management

app/controllers/api/v1/trends/links_controller.rb

@@ -13,10 +13,14 @@ class Api::V1::Trends::LinksController < Api::BaseController
 
   private
 
+  def enabled?
+    Setting.trends
+  end
+
   def set_links
     @links = begin
-      if Setting.trends
-        links_from_trends
+      if enabled?
+        links_from_trends.offset(offset_param).limit(limit_param(DEFAULT_LINKS_LIMIT))
       else
         []
       end
@@ -24,7 +28,7 @@ class Api::V1::Trends::LinksController < Api::BaseController
   end
 
   def links_from_trends
-    Trends.links.query.allowed.in_locale(content_locale).offset(offset_param).limit(limit_param(DEFAULT_LINKS_LIMIT))
+    Trends.links.query.allowed.in_locale(content_locale)
   end
 
   def insert_pagination_headers