fix v2.0.0

[baxyz]

Description

Please include a summary of what this PR does and why it's needed.

Type of Change

• Bug fix (non-breaking change that fixes an issue)
• New feature (non-breaking change that adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation update
• Refactoring
• Test improvement

Related Issues

Closes #(issue number)

How Has This Been Tested?

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• Test A
• Test B

Checklist

• My code follows the code style of this project
• I have updated the documentation accordingly
• I have added tests for my changes
• All new and existing tests passed locally
• My commits follow the conventional commit format

Screenshots (if applicable)

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Additional Context

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[Copilot]

Pull request overview

Updates project metadata/docs for the 2.0.0 release line by aligning documentation URLs, Node requirements, and the npm SPDX license identifier with the repo’s existing conventions (e.g., source-file SPDX headers and engines.node).

Changes:

• Update README documentation link to the new helpers4.dev/typescript location.
• Update package.json license field to SPDX LGPL-3.0-or-later.
• Update CONTRIBUTING prerequisites to require Node.js >= 24.0.0 (matching package.json engines).

Reviewed changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated no comments.

File	Description
README.md	Updates the published documentation URL to the new site path.
package.json	Adjusts the npm license field to a valid SPDX identifier (LGPL-3.0-or-later).
CONTRIBUTING.md	Aligns stated Node.js prerequisite with the repo’s current Node engine requirement.

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