Initial implementation

[lothar1998]

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[Copilot]

Pull Request Overview

This PR introduces the initial implementation of the Kuberesolver library, establishing core functionality, integration tests, and CI/CD automation.

• Implements KubernetesNameResolver for dynamic service address resolution using Kubernetes EndpointSlices.
• Adds integration tests, Kubernetes manifests, and a supporting gRPC client/server for end-to-end testing.
• Configures Gradle build scripts, Docker multi-stage builds, and GitHub workflows for automated testing and publishing.

Reviewed Changes

Copilot reviewed 41 out of 42 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
lib/src/main/java/io/github/lothar1998/kuberesolver/KubernetesNameResolver.java	Introduces asynchronous name resolution logic with event handling for Kubernetes endpoints.
lib/build.gradle	Updates build configuration with additional dependencies and Maven publishing support.
integration/test/*	Adds integration tests, Kubernetes manifests, and logging configuration for testing the resolver.
integration/app/*	Implements a gRPC client and server, Dockerfile configuration, and supporting build scripts for the application.
.github/workflows/*	Sets up GitHub Actions workflows for unit tests, integration tests, and artifact publishing.

Files not reviewed (1)

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Comments suppressed due to low confidence (1)

integration/app/src/main/java/io/github/lothar1998/kuberesolver/integration/app/Client.java:70

• [nitpick] Consider restoring the thread's interrupt status inside the catch block (e.g., by calling Thread.currentThread().interrupt()) to ensure proper interruption handling.

try { Thread.sleep(TimeUnit.MILLISECONDS.toMillis(100)); } catch (InterruptedException ignored) { }