- `note` field on Waypoint type, stored in Yjs Y.Map and exported as
`<desc>` inside `<wpt>` in GPX
- Inline textarea note editing in WaypointSidebar with auto-resize,
character counter (500 max), save-on-blur, Escape cancel
- Note indicator dot on map markers; note tooltip on hover
- `useNearbyPois` hook: fetches POIs within 500m of selected waypoint
via Overpass proxy, 500ms debounce, AbortController, 60s rate-limit
suppression
- NearbyPoiMarkers component: renders POI markers on map for selected
waypoint with snap-to-POI on click
- Nearby section in WaypointSidebar: list with snap buttons, spinner,
empty/rate-limited states, "Show more" toggle (5 → all)
- Unit tests for fetchNearbyPois bbox geometry and snap-to-POI Yjs
transaction behaviour
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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