Restructure omni services and add Chatwoot research snapshot

research/chatwoot/spec/presenters/messages/search_data_presenter_spec.rb

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+require 'rails_helper'
+
+RSpec.describe Messages::SearchDataPresenter do
+  let(:presenter) { described_class.new(message) }
+  let(:account) { create(:account) }
+  let(:inbox) { create(:inbox, account: account) }
+  let(:contact) { create(:contact, account: account) }
+  let(:conversation) { create(:conversation, account: account, inbox: inbox, contact: contact) }
+  let(:message) { create(:message, account: account, inbox: inbox, conversation: conversation, sender: contact) }
+
+  describe '#search_data' do
+    let(:expected_data) do
+      {
+        content: message.content,
+        account_id: message.account_id,
+        inbox_id: message.inbox_id,
+        conversation_id: message.conversation_id,
+        message_type: message.message_type,
+        private: message.private,
+        created_at: message.created_at,
+        source_id: message.source_id,
+        sender_id: message.sender_id,
+        sender_type: message.sender_type,
+        conversation: {
+          id: conversation.display_id
+        }
+      }
+    end
+
+    it 'returns search index payload with core fields' do
+      expect(presenter.search_data).to include(expected_data)
+    end
+
+    context 'with attachments' do
+      before do
+        attachment = message.attachments.new(account_id: message.account_id, file_type: :image)
+        attachment.file.attach(io: Rails.root.join('spec/assets/avatar.png').open, filename: 'avatar.png', content_type: 'image/png')
+        attachment.meta = { 'transcribed_text' => 'Hello world' }
+      end
+
+      it 'includes attachment transcriptions' do
+        attachments_data = presenter.search_data[:attachments]
+        expect(attachments_data).to be_an(Array)
+        expect(attachments_data.first).to include(transcribed_text: 'Hello world')
+      end
+    end
+
+    context 'with email content attributes' do
+      before do
+        message.update(
+          content_attributes: { email: { subject: 'Test Subject' } }
+        )
+      end
+
+      it 'includes email subject' do
+        content_attrs = presenter.search_data[:content_attributes]
+        expect(content_attrs[:email][:subject]).to eq('Test Subject')
+      end
+    end
+
+    context 'with campaign and automation data' do
+      before do
+        message.update(
+          content_attributes: { 'automation_rule_id' => '456' }
+        )
+      end
+
+      it 'includes automation_rule_id' do
+        expect(presenter.search_data[:additional_attributes][:automation_rule_id]).to eq('456')
+      end
+    end
+  end
+end