Add alchemy_i18n gem

Add alchemy_i18n gem to test multiple translations in out dummy app.

Gemfile

@@ -15,6 +15,8 @@ if ENV["DB"] == "mysql" || ENV["DB"] == "mariadb"
 end
 gem "pg", "~> 1.0" if ENV["DB"] == "postgresql"
 
+gem "alchemy_i18n", git: "https://github.com/AlchemyCMS/alchemy_i18n.git", branch: "main"
+
 group :development, :test do
   gem "execjs", "~> 2.9.1"
   gem "rubocop", require: false

lib/generators/alchemy/install/files/all.js

@@ -9,3 +9,5 @@
 // about supported directives.
 //
 //= require alchemy/admin
+//= require alchemy_i18n/de
+//= require select2_locale_de

spec/dummy/app/assets/config/manifest.js

@@ -3,3 +3,4 @@
 //= link application.css
 //= link application.js
 //= link_tree ../images
+//= link tinymce/langs/de.js

spec/dummy/config/application.rb

@@ -26,6 +26,9 @@ class Application < Rails::Application
       config.load_defaults ENV["RAILS_VERSION"] || 7.0
     end
 
+    config.i18n.default_locale = :en
+    config.i18n.available_locales = [:en, :de, :kl]
+
     # Settings in config/environments/* take precedence over those specified here.
     # Application configuration can go into files in config/initializers
     # -- all .rb files in that directory are automatically loaded after loading