Feat/in cluster support

[basebandit]

Description

Please include a summary of the changes and the related issue. Please also include relevant motivation and context.

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules

[Copilot]

Pull request overview

This PR adds support for running kai inside a Kubernetes cluster using in-cluster configuration. This enables the application to authenticate using the service account mounted in the pod, eliminating the need for external kubeconfig files when deployed in-cluster.

Changes:

• Added a new -in-cluster command-line flag to enable in-cluster configuration mode
• Implemented LoadInClusterConfig method to configure Kubernetes clients using in-cluster authentication
• Added comprehensive test coverage for the new in-cluster configuration functionality

Reviewed changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated 2 comments.

File	Description
cmd/kai/main.go	Added -in-cluster flag and conditional logic to load either in-cluster or kubeconfig-based configuration
cluster/manager.go	Implemented LoadInClusterConfig method with client creation, connection testing, and context management
cluster/manager_test.go	Added test suite covering edge cases including duplicate context names and default naming behavior

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[Copilot]

@basebandit I've opened a new pull request, #110, to work on those changes. Once the pull request is ready, I'll request review from you.

[Copilot]

@basebandit I've opened a new pull request, #111, to work on those changes. Once the pull request is ready, I'll request review from you.

[Copilot]

@basebandit I've opened a new pull request, #112, to work on those changes. Once the pull request is ready, I'll request review from you.

[Copilot]

@basebandit I've opened a new pull request, #113, to work on those changes. Once the pull request is ready, I'll request review from you.

[sonarqubecloud]

Quality Gate failed

Failed conditions
45.3% Coverage on New Code (required ≥ 80%)

See analysis details on SonarQube Cloud

[Copilot]

Pull request overview

Copilot reviewed 4 out of 4 changed files in this pull request and generated 2 comments.

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[Copilot]

Copilot encountered an error and was unable to review this pull request. You can try again by re-requesting a review.

[Copilot]

Pull request overview

Copilot reviewed 4 out of 4 changed files in this pull request and generated no new comments.

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