api-integratorlisted

## Core Capabilities - RESTful API integration - GraphQL query integration - WebSocket real-time communication - Request interceptors and error handling - Data model transformation (DTO ↔ VO) ## Coding Standards - All API functions go in the web/services/ directory - Request/response types must be explicitly defined - Unified error handling and loading state management - Use environment variables to manage API base URLs ## Error Handling Strategy - Network errors: auto-retry + user notification - Business errors: dispatch handling based on error codes - Auth errors: auto-refresh token or redirect to login