trunk
Widget Primitives: document actions as verbs, not links (#80974)
Dashboard Widgets: add icon and relevance to the widget action envelope (#81275)
Document widget relevance, help (#80007)
Widget Dashboard: collapse inline attribute controls into a dropdown (#80208)
Widget Primitives: Add a field type registry for widget attributes (#80148)
Widgets: carry a declarative `icon` through the widget pipeline (#80969)
Docs: Add a widget anatomy doc and lighten the widget system doc (#79435)
Updating image urls (#79529)