Validate the stored session against the API.

This is not the final product dashboard. It is a narrow checkpoint that proves the frontend can keep the auth session and call the protected identity route safely.

What comes next

Once sender profile onboarding starts, this page can evolve into the real authenticated shell instead of a contract validation surface.

Dashboard preview

This page proves the web app can store the auth session and call the protected `/auth/me` endpoint.

No local auth session is stored yet.