Restructure omni services and add Chatwoot research snapshot

research/chatwoot/app/services/message_templates/template/greeting.rb

@@ -0,0 +1,28 @@
+class MessageTemplates::Template::Greeting
+  pattr_initialize [:conversation!]
+
+  def perform
+    ActiveRecord::Base.transaction do
+      conversation.messages.create!(greeting_message_params)
+    end
+  rescue StandardError => e
+    ChatwootExceptionTracker.new(e, account: conversation.account).capture_exception
+    true
+  end
+
+  private
+
+  delegate :contact, :account, to: :conversation
+  delegate :inbox, to: :message
+
+  def greeting_message_params
+    content = @conversation.inbox&.greeting_message
+
+    {
+      account_id: @conversation.account_id,
+      inbox_id: @conversation.inbox_id,
+      message_type: :template,
+      content: content
+    }
+  end
+end