Restructure omni services and add Chatwoot research snapshot

research/chatwoot/enterprise/app/jobs/captain/copilot/response_job.rb

@@ -0,0 +1,28 @@
+class Captain::Copilot::ResponseJob < ApplicationJob
+  queue_as :default
+
+  def perform(assistant:, conversation_id:, user_id:, copilot_thread_id:, message:)
+    Rails.logger.info("#{self.class.name} Copilot response job for assistant_id=#{assistant.id} user_id=#{user_id}")
+    generate_chat_response(
+      assistant: assistant,
+      conversation_id: conversation_id,
+      user_id: user_id,
+      copilot_thread_id: copilot_thread_id,
+      message: message
+    )
+  end
+
+  private
+
+  def generate_chat_response(assistant:, conversation_id:, user_id:, copilot_thread_id:, message:)
+    service = Captain::Copilot::ChatService.new(
+      assistant,
+      user_id: user_id,
+      copilot_thread_id: copilot_thread_id,
+      conversation_id: conversation_id
+    )
+    # When using copilot_thread, message is already in previous_history
+    # Pass nil to avoid duplicate
+    service.generate_response(copilot_thread_id.present? ? nil : message)
+  end
+end