Record, re-record, or add a Sentinel marketing demo clip. Use when asked to (re)record any of the 15 carousel/pillar videos on the marketing site, fix a clip that shows wrong/"No data", add a clip for a new tab, or change the bookends. Drives the real Sentinel React UI against a mock IPC bridge on a fake macOS desktop, records with Playwright, and composites bookends with ffmpeg.
2026-06-27