[GSoC 2025] Dubbo Gradle IDL Plugin

### Pre-check

- [x] I am sure that all the content I provide is in English.

### Search before asking

- [x] I had searched in the [issues](https://github.com/apache/dubbo/issues?q=is%3Aissue) and found no similar feature requirement.

### Apache Dubbo Component

Java SDK (apache/dubbo)

### Descriptions

https://cwiki.apache.org/confluence/display/COMDEV/GSoC+2025+Ideas+list#GSoC2025Ideaslist-GSoC2025-DubboGradleIDLPlugin

### Related issues

_No response_

### Are you willing to submit a pull request to fix on your own?

- [x] Yes I am willing to submit a pull request on my own!

### Code of Conduct

- [x] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct)