Validation completed 5 November 2026
- All four Node HTTP behaviour tests passed (database adapter mocked).
- React production build passed with Vite 8.3.6.
- bash -n passed for all four helper scripts.
- node --check passed for all three API .mjs files.
- npm audit reported zero known vulnerabilities for both installed projects
  at the time of this run. This is a point-in-time dependency check.
- PDF contains 21 sections on 21 pages. Rendered pages were visually reviewed;
  no text was found outside the checked horizontal page bounds.

- Video format verified: H.264, 1920x1080, 24 fps, 786 seconds, silent.
- Companion page viewed in the browser; chapter navigation worked.
- Browser loaded the full MP4 with the expected duration and no media error.
- Code-selection fallback worked in the HTTP preview.
- Local download targets exist and the page interaction script parses.
- Starter ZIP integrity and required source/lockfile paths were checked.

Not run here:
- A real Ubuntu 24.04 provisioning session or systemd service startup.
- The SQL initializer against a live MySQL server.
- Nginx configuration validation on a running Ubuntu server.
- Real DNS propagation, Let's Encrypt issuance or renewal.
- Integration into the existing CodeKits Next.js repository.

The video is a captioned command walkthrough, not a claimed live VPS recording.
