OrcaQubits

Set up a Magento 2 Open Source project — installation, Composer setup, system requirements verification, and initial configuration. Use when starting a new Magento project or setting up a development environment.

Build custom Medusa v2 modules — DML data models, services extending MedusaService, loaders, module links, and container registration. Use when creating custom modules.

Implement the AP2 risk signals framework — novel risk considerations for agentic payments, risk payload construction, trust establishment, and fraud assessment. Use when building risk evaluation, fraud detection, or trust scoring for AP2 transactions.

Write PHP tests with PHPUnit — unit tests, mocking, data providers, assertions, test doubles, and TDD workflow. Use when writing tests for WooCommerce extensions or PHP projects.

Implement UCP Identity Linking — OAuth 2.0 authorization code flow for linking buyer accounts between platforms and merchants, enabling personalized checkout experiences. Use when implementing account linking or SSO for UCP.

Cross-cutting Spree development patterns — the customization preference hierarchy (Events > Webhooks > Dependencies > Decorators), `Spree::Dependencies` service-object swapping, the `_decorator.rb` + `prepend` + `self.prepended` idiom, idempotent subscribers and webhook receivers, multi-store scoping discipline, prefixed IDs, calculator polymorphism (shipping/promotion/tax share the base), service

Configure Saleor webhooks — async and sync events, subscription payloads, JWS/HMAC signature verification, retry policy, and event types. Use when building webhook-driven integrations.

Build and customize Spree's shipping and fulfillment — ShippingMethod, ShippingCategory, Zone/ZoneMember, ShippingRate, the Stock::Estimator service, StockLocation/StockItem/StockMovement, multi-shipment orders, ShippingCalculator classes (FlatRate, FlatPercentItemTotal, PerItem, FlexiRate), shipment state machine, returns (ReturnAuthorization → CustomerReturn → Reimbursement → Refund), and integr

Test Medusa v2 applications — Jest setup, module unit tests, workflow integration tests, API route tests, medusaIntegrationTestRunner, and mock patterns. Use when writing tests for Medusa projects.

Build and manage B2C Commerce jobs — job framework, job steps (script modules, pipelines, custom), scheduling with cron expressions, job context and parameters, import/export jobs, reindex jobs, and Business Manager monitoring. Use when implementing background processing in B2C Commerce.

Apply A2A cross-cutting development patterns — orchestration topologies, idempotency, observability, agent registries, versioning, and production deployment. Use when architecting multi-agent systems or solving cross-cutting concerns.

Write Python and Django code for Saleor — Django ORM patterns, signals, Celery tasks, type hints, migrations, management commands, and async views. Use when writing Python/Django in Saleor projects.