Add extends property for GitHub Action digests

[egguy]

Proposed Changes

Add action pinning to improve security

Related Issues

related to #177

Summary by CodeRabbit

• Chores
  • Updated Renovate configuration to enhance GitHub Actions dependency management with improved digest pinning.

[coderabbitai]

Caution

Review failed

Pull request was closed or merged during review

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: 7b7080b5-3b31-4a66-bf79-7e33dc16c8b6

📥 Commits

Reviewing files that changed from the base of the PR and between af3dab3 and b9c521f.

📒 Files selected for processing (1)

• .github/renovate.json

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📝 Walkthrough

Walkthrough

The Renovate configuration is updated to include a helper that pins GitHub Action digests, enabling automatic management of action versions by their cryptographic hash rather than mutable tags.

Changes

Cohort / File(s)	Summary
Renovate Configuration .github/renovate.json	Added helpers:pinGitHubActionDigests to the extends array to enable automatic pinning of GitHub Action digests.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

Poem

🐰 A digest so secure, pinned nice and tight,
GitHub Actions dance in cryptographic light,
No more mutable tags causing us fright—
Renovate's helper keeps versions locked right! 🔒✨

🚥 Pre-merge checks | ✅ 3

✅ Passed checks (3 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title accurately describes the main change: adding the extends property with helpers:pinGitHubActionDigests to the Renovate configuration for GitHub Action digest pinning.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

_{✏️ Tip: You can configure your own custom pre-merge checks in the settings.}

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch add-action-pinning

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