Activation-ready first slice

Start with a real account, then land on a working phrase checker.

ClaimCheck uses cookie-based sign-in, a password login for returning sellers, and a first-run dashboard that lets you check phrases immediately.

• • Your session stays in an httpOnly cookie.
• • The same signup endpoint accepts browser form posts and JSON.
• • Returning users can sign back in from a dedicated login screen.
• • The first dashboard includes phrase checks and a saved watchlist.