Views
A React surface the host mounts.
Components
@modular/sdk/ui is the host's React component, icon, and UI hook surface. Use
Tree views
A tree in a container, fed by a provider. You supply nodes; the host owns
Widgets
Closer to a small window than to a panel. Widget is the largest contribution
Walkthroughs
Onboarding content. A walkthrough is a sequence of steps the host presents to