[Lambda] Go SDK for Durable Functions

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**Tell us about your request**

[Durable Functions](https://aws.amazon.com/about-aws/whats-new/2025/12/lambda-durable-multi-step-applications-ai-workflows/) support for Lambda functions using Golang SDK for checkpoints

**Which service(s) is this request for?**

Lambda Durable Functions

**Tell us about the problem you're trying to solve. What are you trying to do, and why is it hard?**

We use Go exclusively in our Lambda runtimes, and would like to take advantage of Durable Functions soon

**Are you currently working around this issue?**

We're not, we're currently blocked from adopting Durable Functions in our Go codebases.

Inizia esaminando l’annuncio di Durable Functions nell’issue e il contesto del servizio Lambda; non sono identificati file del repository, test o entry point. Il lavoro sarà completato quando sarà definito e fornito il supporto del Go SDK per i checkpoint di Lambda Durable Functions, il che richiede di confermare l’API e l’ambito previsti con i maintainer.

Scritto dal modello di indicizzazione a partire dal testo della issue.