Summary

Adds a self-contained real-time collaborative research editor MVP module for issue #12.

Covers Markdown/LaTeX scientific authoring, citation metadata, notebook cells, live collaborator presence, cursor updates, section locks, inline comments, suggestions, autosave version history, restore, and task anchors.

/claim #12

Contributes to #12

Demo

Interactive browser/API walkthrough: https://github.com/digzrow-coder/SCIBASE.AI/blob/patch-6/real-time-collaborative-editor-browser-demo.mp4

Module-local copy: https://github.com/digzrow-coder/SCIBASE.AI/blob/patch-6/real-time-collaborative-editor/real-time-collaborative-editor-browser-demo.mp4

This supersedes the earlier passive uploaded attachment and shows the local browser UI calling the demo API, rendering document state, live presence, notebook cells, comments, suggestions, tasks, and raw endpoint output.

Verification

cd real-time-collaborative-editor
npm test