bump aks-agent to v0.6.0

[mainred]

---

This checklist is used to make sure that common guidelines for a pull request are followed.

Related command

General Guidelines

• Have you run azdev style <YOUR_EXT> locally? (pip install azdev required)
• Have you run python scripts/ci/test_index.py -q locally? (pip install wheel==0.30.0 required)
• My extension version conforms to the Extension version schema

For new extensions:

• My extension description/summary conforms to the Extension Summary Guidelines.

About Extension Publish

There is a pipeline to automatically build, upload and publish extension wheels.
Once your pull request is merged into main branch, a new pull request will be created to update src/index.json automatically.
You only need to update the version information in file setup.py and historical information in file HISTORY.rst in your PR but do not modify src/index.json.

[azure-client-tools-bot-prd]

️✔️Azure CLI Extensions Breaking Change Test

️✔️Non Breaking Changes

[yonzhan]

Thank you for your contribution! We will review the pull request and get back to you soon.

[github-actions]

The git hooks are available for azure-cli and azure-cli-extensions repos. They could help you run required checks before creating the PR.

Please sync the latest code with latest dev branch (for azure-cli) or main branch (for azure-cli-extensions).
After that please run the following commands to enable git hooks:

pip install azdev --upgrade
azdev setup -c <your azure-cli repo path> -r <your azure-cli-extensions repo path>

[github-actions]

• For more info about extension versioning, please refer to Extension version schema

[Copilot]

Pull request overview

Updates the aks-agent Azure CLI extension metadata to align with the upstream AKS Agent release v0.6.0, including bumping the extension package version and recording the change in the changelog.

Changes:

• Bump extension version to 1.0.0b21.
• Bump AKS_AGENT_VERSION constant to 0.6.0.
• Add 1.0.0b21 entry to HISTORY.rst.

Reviewed changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated 1 comment.

File	Description
src/aks-agent/setup.py	Updates extension package version to 1.0.0b21.
src/aks-agent/azext_aks_agent/_consts.py	Updates AKS_AGENT_VERSION to 0.6.0 (used for helm chart/image versioning).
src/aks-agent/HISTORY.rst	Adds release notes entry for 1.0.0b21.

[mainred]

cli extension test succeeded. https://github.com/Azure/aks-agent/actions/runs/23400518282

[azclibot]

[Release] Update index.json for extension [ aks-agent-1.0.0b21 ] : https://dev.azure.com/msazure/One/_build/results?buildId=157803879&view=results