4.4.0

[github-actions]

This is the release candidate for version 4.4.0.

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Note

Low Risk
Low risk release metadata update only (changelog + package version) with no runtime code changes.

Overview
Prepares the 4.4.0 release by bumping package.json from 4.3.0 to 4.4.0 and adding a 4.4.0 entry to CHANGELOG.md (including updated compare links and the 2026-02-02 data refresh note).

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