docs(discovery): publish provisional feature baseline

docs/discovery/domains/note.md

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+# Note
+
+Features in this document are generated from [`../feature-catalog.json`](../feature-catalog.json), the canonical inventory.
+
+## NOTE-001 — Interactive Notes & Checklist Management
+
+- **Domain**: `note`
+- **Status**: `verified`
+- **Evidence Maturity**: `E0`
+- **Commit Verified**: `d8a2059df8e53bc7275c45339849d14c8651e73c`
+- **Runtime Validation**: not-required — No separate environment-dependent runtime validation was identified during this documentation pass.
+
+### Purpose
+
+Provides Google Keep-style notes, rich markdown text, checklist items, pinning, color tags, and reminders.
+
+### Evidence summary
+
+- `routes/note/note_routes.py` — `@router.get('')` — Lists all user notes with pin and archive states.
+- `static/js/notes.js` — `initNotesView` — Main interactive notes grid and modal manager.
+
+### Unknowns
+
+- Concurrent edits on note item checkboxes.