RT-22 API & Programmatic - Release Testing

Public JavaScript API, event system, geometry API, dynamic panels, interactions, and programmatic map manipulation.

Test plan: 22-api-programmatic.md

demo-function-event.html — API functions & events (layer status, filters, events)
geometry.html — Geometry API (add polyline, polygon, circle, marker, groups)
inter-all.html — Interactions API (multi-group drawing, select, translate, extent, modify, snap)
inter-bounding-box-selector.html — Bounding box selector
panels.html — Dynamic panels API (create, open, close, remove panels)