pre-commit: add actionlint

[jbampton]

https://github.com/rhysd/actionlint

Used to lint GitHub Actions workflow files

refs mruby/mruby#6360

[gemini-code-assist]

Hello @jbampton, I'm Gemini Code Assist¹! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!

Summary of Changes

This pull request adds actionlint to the pre-commit hooks. actionlint is a linter for GitHub Actions workflow files. The goal is to improve the quality and consistency of the workflow files by automatically checking for common errors and style issues.

Highlights

• Integration of actionlint: The pull request introduces actionlint as a pre-commit hook to lint GitHub Actions workflow files.
• Configuration: The .pre-commit-config.yaml file is modified to include the actionlint repository and hook.

Changelog

• .pre-commit-config.yaml
  • Added a new repo entry for https://github.com/rhysd/actionlint.
  • Specified the revision v1.7.7 for actionlint.
  • Added a hook to run actionlint with the name 'run actionlint' and description 'lint GitHub Actions workflow files'.

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A linter's keen eye,
Finds errors that slip by,
Workflows now clean,
A smoother machine,
Code quality so high.

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[gemini-code-assist]

Code Review

This pull request adds actionlint to the pre-commit hooks, which is a great way to ensure the quality of GitHub Actions workflow files. The changes are straightforward and well-integrated.

Merge Readiness

The pull request is ready to be merged. The addition of actionlint is a valuable contribution to the project's code quality. I am unable to directly approve the pull request, and users should have others review and approve this code before merging.