Restructure omni services and add Chatwoot research snapshot

research/chatwoot/spec/factories/captain/document.rb

@@ -0,0 +1,9 @@
+FactoryBot.define do
+  factory :captain_document, class: 'Captain::Document' do
+    name { Faker::File.file_name }
+    external_link { Faker::Internet.unique.url }
+    content { Faker::Lorem.paragraphs.join("\n\n") }
+    association :assistant, factory: :captain_assistant
+    association :account
+  end
+end