Initial commit: Add logistics and order_detail message types

- Add Logistics component with progress tracking
- Add OrderDetail component for order information
- Support data-driven steps and actions
- Add blue color scale to widget SCSS
- Fix node overflow and progress bar rendering issues
- Add English translations for dashboard components

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

app/jobs/internal/remove_stale_contacts_job.rb

@@ -0,0 +1,13 @@
+# housekeeping
+# remove contacts that:
+# - have no identification (email, phone_number, and identifier are NULL)
+# - have no conversations
+# - are older than 30 days
+
+class Internal::RemoveStaleContactsJob < ApplicationJob
+  queue_as :housekeeping
+
+  def perform(account, batch_size = 1000)
+    Internal::RemoveStaleContactsService.new(account: account).perform(batch_size)
+  end
+end