AWS cloud provider for SourceFlow.Net. Implements command dispatching via Amazon SQS (Standard and FIFO queues) and event publishing via Amazon SNS with full topic subscription management. Features include automatic bus bootstrapping as an IHostedService, KMS-based message encryption, SQS dead letter queue processing, batched message operations, circuit breaker and retry policies, health checks for SQS/SNS/KMS endpoints, and OpenTelemetry tracing. Supports .NET Standard 2.1, .NET 8.0, 9.0, and 10.0.