Covers models, services, handlers, event flows, and guidelines
for adding new cross-domain logic.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
- order_lifecycle.py: claim/confirm/get entries for order (cross-domain writes)
- cart_adoption.py: adopt anonymous cart+entries for logged-in user
- login_handlers.py: handle user.logged_in event for cart adoption
- order_handlers.py: placeholder handlers for order.created/paid events
- setup.py: register new handlers at startup
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
