Add admin setting to auto-approve hashtags (#12122)

Change inaccurate labels on other admin settings

app/models/form/admin_settings.rb

@@ -30,6 +30,7 @@ class Form::AdminSettings
     mascot
     spam_check_enabled
     trends
+    trendable_by_default
     show_domain_blocks
     show_domain_blocks_rationale
     noindex
@@ -46,6 +47,7 @@ class Form::AdminSettings
     profile_directory
     spam_check_enabled
     trends
+    trendable_by_default
     noindex
   ).freeze
 

app/models/tag.rb

@@ -76,7 +76,7 @@ class Tag < ApplicationRecord
   alias listable? listable
 
   def trendable
-    boolean_with_default('trendable', false)
+    boolean_with_default('trendable', Setting.trendable_by_default)
   end
 
   alias trendable? trendable