feat: Add Fulfillment Side Effects Service for order processing notifications and cache management
feat: Create base validation interfaces and implement various order validators
feat: Develop Internet Order Validator to check eligibility and prevent duplicate services
feat: Implement SIM Order Validator to ensure residence card verification and activation fee presence
feat: Create SKU Validator to validate product SKUs against the Salesforce pricebook
feat: Implement User Mapping Validator to ensure necessary account mappings exist before ordering
feat: Enhance Users Service with methods for user profile management and summary retrieval
Document the architectural decision for classifying BFF services:
- Facades: unified entry points for integration subsystems
- Orchestrators: coordinate workflows across multiple systems
- Aggregators: read-only data composition from multiple sources
- Services: single-responsibility operations
Includes dependency rules, naming conventions, and implementation examples.
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
