Restructure omni services and add Chatwoot research snapshot

research/chatwoot/spec/models/data_import_spec.rb

@@ -0,0 +1,23 @@
+require 'rails_helper'
+
+RSpec.describe DataImport do
+  describe 'associations' do
+    it { is_expected.to belong_to(:account) }
+  end
+
+  describe 'validations' do
+    it 'returns false for invalid data type' do
+      expect(build(:data_import, data_type: 'Xyc').valid?).to be false
+    end
+  end
+
+  describe 'callbacks' do
+    let(:data_import) { build(:data_import) }
+
+    it 'schedules a job after creation' do
+      expect do
+        data_import.save
+      end.to have_enqueued_job(DataImportJob).with(data_import).on_queue('low')
+    end
+  end
+end