chore(deps): update peter-evans/create-pull-request action to v8.1.1

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
peter-evans/create-pull-request	action	patch	v8.1.0 → v8.1.1

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Release Notes

peter-evans/create-pull-request (peter-evans/create-pull-request)

v8.1.1: Create Pull Request v8.1.1

Compare Source

What's Changed

• build(deps-dev): bump the npm group with 2 updates by @​dependabot[bot] in #​4305
• build(deps): bump minimatch by @​dependabot[bot] in #​4311
• build(deps): bump the github-actions group with 2 updates by @​dependabot[bot] in #​4316
• build(deps): bump @​tootallnate/once and jest-environment-jsdom by @​dependabot[bot] in #​4323
• build(deps-dev): bump undici from 6.23.0 to 6.24.0 by @​dependabot[bot] in #​4328
• build(deps-dev): bump flatted from 3.3.1 to 3.4.2 by @​dependabot[bot] in #​4334
• build(deps): bump picomatch by @​dependabot[bot] in #​4339
• build(deps-dev): bump handlebars from 4.7.8 to 4.7.9 by @​dependabot[bot] in #​4344
• build(deps-dev): bump the npm group with 3 updates by @​dependabot[bot] in #​4349
• fix: retry post-creation API calls on 422 eventual consistency errors by @​peter-evans in #​4356

Full Changelog: peter-evans/create-pull-request@v8.1.0...v8.1.1

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Configuration

📅 Schedule: (UTC)

• Branch creation
  • At any time (no schedule defined)
• Automerge
  • At any time (no schedule defined)

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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• If you want to rebase/retry this PR, check this box

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[github-actions]

Renovate PR Review Results

⚖️ Safety Assessment: ✅ Safe

🔍 Release Content Analysis

Primary Change: Bug Fix for API Reliability

• Implemented retry logic with exponential backoff to handle GitHub API eventual consistency errors (422 status code)
• Affects post-PR-creation operations: milestones, labels, assignees, and reviewers assignment
• Retry mechanism: 2 retries with 1-second initial delay, only triggers on specific "Could not resolve to a node" errors
• No configuration changes required - fully backward compatible

Dependency Updates:

• Multiple npm package updates (dev and production dependencies)
• Security updates: undici (6.23.0 → 6.24.0), handlebars (4.7.8 → 4.7.9)
• All dependency updates are patch/minor versions with no breaking changes

No Breaking Changes:

• API surface remains identical
• All input parameters and outputs unchanged
• Existing workflows continue to function without modification

🎯 Impact Scope Investigation

Current Usage Location:

• .github/workflows/posts.yml:259 - Used in the automated news pipeline's PR creation step

Current Configuration:

- uses: peter-evans/create-pull-request@5f6978faf089d4d20b00c7766989d076bb2fc7f1 # v8.1.1
  with:
    token: ${{ steps.app-token.outputs.token }}
    sign-commits: true
    title: "Posts: ${{ needs.collect.outputs.date }}"
    branch: "posts/${{ needs.collect.outputs.date }}"
    branch-suffix: short-commit-hash

Impact Analysis:

• This workflow does NOT use assignees, reviewers, labels, or milestones features
• The retry fix primarily benefits workflows that configure these post-creation features
• Indirect benefit: Improved overall action reliability even for basic PR creation
• No other GitHub Actions dependencies affected
• No configuration file changes required

Compatibility:

• Fully backward compatible with v8.1.0
• No migration steps needed
• Hash-pinned commit reference ensures immutable deployment

💡 Recommended Actions

Immediate Action:

• ✅ Safe to merge immediately - No manual changes required

Why It's Safe:

1. Patch version update (8.1.0 → 8.1.1) following semantic versioning
2. Only adds reliability improvements without changing API behavior
3. Current workflow configuration remains fully compatible
4. Security updates in dependencies (undici, handlebars) with no breaking changes
5. Comprehensive test coverage added for new retry logic

Post-Merge Verification:

• Monitor the next scheduled workflow run (02:00, 10:00, or 18:00 JST) to confirm PR creation continues to work as expected
• No additional testing or configuration changes needed

Optional Enhancement Opportunities:

• Consider adding labels or assignees to auto-generated PRs to better organize automated content (would now be more reliable with the retry fix)

🔗 Reference Links

• Release Notes v8.1.1
• Version Comparison (v8.1.0...v8.1.1)
• PR #4356: Retry Logic Implementation
• Action Repository

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