Restructure omni services and add Chatwoot research snapshot

research/chatwoot/app/services/email/send_on_email_service.rb

@@ -0,0 +1,18 @@
+class Email::SendOnEmailService < Base::SendOnChannelService
+  private
+
+  def channel_class
+    Channel::Email
+  end
+
+  def perform_reply
+    return unless message.email_notifiable_message?
+
+    reply_mail = ConversationReplyMailer.with(account: message.account).email_reply(message).deliver_now
+    Rails.logger.info("Email message #{message.id} sent with source_id: #{reply_mail.message_id}")
+    message.update(source_id: reply_mail.message_id)
+  rescue StandardError => e
+    ChatwootExceptionTracker.new(e, account: message.account).capture_exception
+    Messages::StatusUpdateService.new(message, 'failed', e.message).perform
+  end
+end