#44 update publish.yml

[ienaga]

No description provided.

[Copilot]

Pull Request Overview

This PR updates the package version and modernizes the GitHub Actions workflow configuration. The changes include a version bump from 2.1.11 to 2.1.12 and updates to the CI/CD pipeline to use newer action versions and best practices.

• Version bump to 2.1.12 for a new release
• Updated GitHub Actions to v5 for checkout and setup-node
• Replaced npm install with npm ci for more reliable CI builds

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
package.json	Bumps package version from 2.1.11 to 2.1.12
.github/workflows/publish.yml	Updates actions to v5 and replaces npm install with npm ci for consistent builds

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