Restructure omni services and add Chatwoot research snapshot

research/chatwoot/db/migrate/20240923215335_add_locale_to_article.rb

@@ -0,0 +1,24 @@
+class AddLocaleToArticle < ActiveRecord::Migration[7.0]
+  def change
+    add_column :articles, :locale, :string, default: 'en', null: false
+
+    set_locale_from_category
+  end
+
+  private
+
+  def set_locale_from_category
+    Article.find_in_batches do |article_batch|
+      article_batch.each do |article|
+        locale = if article.category.present?
+                   article.category.locale
+                 else
+                   article.portal.default_locale
+                 end
+        # rubocop:disable Rails/SkipsModelValidations
+        article.update_columns(locale: locale)
+        # rubocop:enable Rails/SkipsModelValidations
+      end
+    end
+  end
+end