ci: bump nginx to stable to 1.30.3 and mainline to 1.31.2

[kjdev]

Summary by CodeRabbit

• Chores
  • Updated test infrastructure to use the latest stable and mainline release versions.

[coderabbitai]

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: 72215105-2922-405a-afd3-bfde5d49ee29

📥 Commits

Reviewing files that changed from the base of the PR and between 6cf14e7 and 4ff7c49.

📒 Files selected for processing (1)

• .github/workflows/test.yaml

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📝 Walkthrough

Walkthrough

In .github/workflows/test.yaml, the strategy.matrix.nginx version list in the test job is updated: stable channel bumped from 1.30.2 to 1.30.3, mainline channel bumped from 1.31.1 to 1.31.2. No other workflow logic is changed.

Changes

CI Matrix Version Bump

Layer / File(s)	Summary
nginx matrix version bump .github/workflows/test.yaml	Stable nginx version updated from 1.30.2 to 1.30.3 and mainline from 1.31.1 to 1.31.2 in the test job matrix; all other matrix entries (alpine, ubuntu) remain unchanged.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

Possibly related PRs

• kjdev/nginx-auth-rbac#2: Also updates only the nginx stable/mainline version entries in the same .github/workflows/test.yaml job matrix.
• kjdev/nginx-auth-rbac#13: Directly parallel change — bumps the same pinned nginx stable/mainline matrix versions by one patch level with no other workflow logic changes.
• kjdev/nginx-auth-rbac#4: Modifies the same GitHub Actions workflow by updating the nginx version numbers in the job matrix.

Poem

🐇 Hop, hop, patch by patch,
The nginx numbers tick and match,
Stable climbs to thirty-three,
Mainline leaps to thirty-two-ly,
A tiny bump, a passing test —
This bunny's CI is the best! 🌿

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title accurately and concisely describes the main change: updating nginx versions in CI configuration to 1.30.3 (stable) and 1.31.2 (mainline).
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

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✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch ci/bump-nginx

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[kjdev]

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