Restructure omni services and add Chatwoot research snapshot

research/chatwoot/app/jobs/migration/conversation_cache_label_job.rb

@@ -0,0 +1,9 @@
+class Migration::ConversationCacheLabelJob < ApplicationJob
+  queue_as :async_database_migration
+
+  def perform(account)
+    account.conversations.find_in_batches(batch_size: 100) do |conversation_batch|
+      Migration::ConversationBatchCacheLabelJob.perform_later(conversation_batch)
+    end
+  end
+end