Figma anonymous-event spike

Current documented verdict: PASS — Logged-out Chrome on http://localhost:3002 received INITIAL_LOAD, PRESENTED_NODE_CHANGED, and MOUSE_PRESS_OR_RELEASE (spike PASS 2026-11-02). Re-run in a private window with no Figma cookies after setting client-id and allowlisting this origin. See _bmad-output/planning-artifacts/spikes/figma-anonymous-events.md.

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Received events

No events yet. Load a public prototype, then click inside it. A logged-out window on an allowlisted origin should receive events.