[Desperado]

Summary

• add a live npm download-count badge to the README
• label the documented 18-month metric explicitly
• link the badge to the qualitymax-grader npm package

Acceptance criteria

• the README displays the package's live download count
• the badge identifies its measurement period
• the badge links to the npm package page

Validation

• npm ci
• npm test — 89 tests passed
• npm pack --dry-run
• git diff --check
• badge endpoint returned HTTP 200 with aria-label="downloads (18m): 229"
• independent adversarial review: no findings after metric-label correction

Notes

• The package was first published on 2026-03-27, so the 18-month metric currently covers its full publication history.
• No pre-commit configuration is present in this repository.
• No deployment is required for this documentation-only change.