[Feature]: integrate with Lambda PowerTools idempotency utility

### What would you like?

The PowerTools Idempotency utility:
https://docs.aws.amazon.com/powertools/java/1.x.x/utilities/idempotency/

### Possible Implementation

_No response_

### Is this a breaking change?

No

### Does this require an RFC?

No

### Additional Context

_No response_

首先阅读链接的 AWS Lambda PowerTools Java 幂等性文档，然后定位 durable execution SDK 的集成入口。该 issue 未指定任何文件或测试，因此仍需定义完成标准；完成应意味着与该 utility 实现不破坏兼容性的集成，并进行适当的验证。

由索引模型根据 Issue 内容生成。