Origin Onboarding Scaffold

Use the header controls to run through the Medplum OAuth flow. Once authenticated, this page doubles as a quick smoke test for our Tailwind + shadcn primitives before we start wiring the full six-step onboarding journey.

Design System Sanity Check
Buttons, inputs, cards, and form helpers rendered via @origin/ui.

This is a dummy form to confirm styling, focus states, and form validation. We will replace it with the actual onboarding steps in Phase 6.