Collaborative annotation system:
- Select text + click "Commenter" → enter author (E/M) + comment
- Highlighted text with author-colored underline (green=Etienne, terra=Myriam)
- Click highlighted passage → popup shows comment, author, date
- Delete comment from popup
- Comments stored as marks in HTML (no separate table needed)
- Custom TipTap Mark extension loaded via esm.sh
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Etienne Delvarre
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