chore: update the minimum language based on maintenance mode

[iennae]

• Please merge this PR for me once it is approved

[gemini-code-assist]

Hello @iennae, I'm Gemini Code Assist¹! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!

Summary of Changes

This pull request updates the minimum required Node.js version in the README.md file from version 14 to version 18. This change is likely due to the project entering maintenance mode or requiring features available only in newer Node.js versions.

Highlights

• Node.js Version Update: The minimum required Node.js version has been updated from 14 to 18 in the README.md file.

Changelog

• README.md
  • Updated the minimum required Node.js version from 14 to 18.

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[gemini-code-assist]

Code Review

The pull request updates the minimum required Node.js version in the README.md file. This change is necessary to reflect the current maintenance mode and ensure compatibility with the project's dependencies. The change itself is straightforward.

Merge Readiness

The pull request is a simple update to the README file, bumping the minimum required Node.js version. Given its straightforward nature and the necessity of the update, it appears ready for merging. However, I am unable to directly approve the pull request, and users should have others review and approve this code before merging.

[gemini-code-assist]

This line updates the minimum required Node.js version. Ensure that this change is reflected in any other relevant documentation or configuration files. Also, consider adding a brief explanation of why the version was bumped (e.g., due to security updates or feature requirements) in the commit message or a comment in the README.

Suggested change

	1. Install [Node.js version 18 or greater][node]
	1. Install [Node.js version 18 or greater][node] <!-- Minimum version required for updated dependencies -->