Rationale HTTP calls to external services are inherently unreliable. Network issues, service outages, and transient failures are common in distributed systems. Without proper resilience patterns, your application will experience cascading failures. These patterns using and Polly provide production-grade reliability for HTTP communication. Patterns Pattern 1: Named HttpClient with Resilience Configure named clients with comprehensive resilience policies including retry, circuit breaker, and timeout. Pattern 2: Custom Resilience Pipeline with Polly For advanced scenarios, build custom Polly pip…