Link the ProfitCtl README to the product video

[hudsonaikins]

Summary

GitHub visitors can click the preview image or “Watch the 30-second demo” caption to watch ProfitCtl at https://profitctl.com/#watch. The caption labels the actual product output as illustrative saved scenarios.

Validation

• Required local product-validation gate passed on 25a804f.
• All six hosted checks passed after rebasing onto main: product validation, Go verification, installer smoke, website verification, dead-code, and security scan.
• The rendered README image and both viewing-page links were verified.
• The production ProfitCtl page, exact reviewed MP4, poster, range requests, and Chromium/WebKit playback were verified before this follow-up publication.
• Hudson explicitly approved staged publication, including this merge.

Release Impact

README only. No CLI release, installation, or website-source changes.

[chatgpt-codex-connector]

Codex Review Summary

This comment shows the latest Codex review activity on this pull request.

Review	Status	Commit	Review trigger
📝 Code Review	✅ Completed 2026-10-08T00:59:58.449739Z	25a804f	Draft marked ready

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