chore(deps): upgrade @commitlint/cli and @commitlint/config-conventional to 21.0.1

[ArtieReus]

Summary

Upgrades commitlint packages from v19.8.1 to v21.0.1 and adds explicit Node engine requirement to prevent installation on unsupported Node versions.

Changes Made

• Upgraded @commitlint/cli from 19.8.1 to 21.0.1
• Upgraded @commitlint/config-conventional from 19.8.1 to 21.0.1
• Added engines.node: ">=22.12.0" to root package.json to make Node requirement explicit

Related Issues

Part of ongoing dependency maintenance. No related issues.

Screenshots (if applicable)

N/A - Tooling upgrade only

Testing Instructions

1. pnpm i
2. Test commitlint with valid message: echo "test: sample commit" | pnpm commitlint
3. Test commitlint with invalid message: echo "invalid" | pnpm commitlint (should fail with errors)
4. Test with custom scope: echo "chore(deps): test message" | pnpm commitlint

Checklist

• I have performed a self-review of my code.
• I have commented my code, particularly in hard-to-understand areas.
• I have added tests that prove my fix is effective or that my feature works.
• New and existing unit tests pass locally with my changes.
• I have made corresponding changes to the documentation (if applicable).
• My changes generate no new warnings or errors.
• I have created a changeset for my changes.

PR Manifesto

Review the PR Manifesto for best practises.

[changeset-bot]

⚠️ No Changeset found

Latest commit: 23ca774

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

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[Copilot]

Pull request overview

This PR updates the repo’s commit message linting tooling by upgrading @commitlint/cli and @commitlint/config-conventional from 19.8.1 to 21.0.1, bringing in the latest major release and its updated dependency graph.

Changes:

• Bump @commitlint/cli to 21.0.1.
• Bump @commitlint/config-conventional to 21.0.1.
• Refresh pnpm-lock.yaml to reflect new transitive dependencies and updated engine requirements.

Reviewed changes

Copilot reviewed 1 out of 2 changed files in this pull request and generated 1 comment.

File	Description
package.json	Updates commitlint devDependency versions to 21.0.1.
pnpm-lock.yaml	Updates lockfile entries for commitlint and related transitive dependencies (including Node engine constraints).

Files not reviewed (1)

• pnpm-lock.yaml: Language not supported