Backend test page

Milestone 1. Calls /graphql and shows each raw response. Use only HIBP test addresses, for example [email protected]. Breach data from Have I Been Pwned.

1. Request a code
2. Verify the code
A User gets a session token (signed in). A Visitor gets a verified-email token.
3. Visitor: free check or sign up
4. User
Responses appear here.