API Error Handling Implement robust error handling with standardized responses and proper logging. Standard Error Response Format Error Class (Node.js) Circuit Breaker Pattern Additional Implementations See references/python-flask.md for: - Python Flask error handling with custom exceptions - Circuit breaker with automatic recovery - Retry with exponential backoff - Sentry integration Best Practices - Use consistent error format across all endpoints - Include request IDs for traceability - Log errors at appropriate severity levels - Never expose stack traces to clients - Distinguish client er…