1.2 — 2026-10-25T11:58:53-07:00
Reviewed against Spec v3. Added consistent footer last-updated/model/reasoning fields and machine scan signals. Preserved original content dates and author settings.

1.1 — 2026-10-25
Added visible and structured ChatGPT/model/reasoning provenance, preserving original Medium creation and High update; separated overlapping timeline markers.

1.0 — 2026-10-25
Initial six-chapter documentary guide.
