Add user content translations with configurable backends (#19218)

config/initializers/inflections.rb

@@ -25,6 +25,7 @@ ActiveSupport::Inflector.inflections(:en) do |inflect|
   inflect.acronym 'REST'
   inflect.acronym 'URL'
   inflect.acronym 'ASCII'
+  inflect.acronym 'DeepL'
 
   inflect.singular 'data', 'data'
 end

config/routes.rb

@@ -393,6 +393,8 @@ Rails.application.routes.draw do
 
           resource :history, only: :show
           resource :source, only: :show
+
+          post :translate, to: 'translations#create'
         end
 
         member do