Production sign-in is not ready yet. Set ADMIN_JWT_SECRET and DATABASE_URL, run pnpm db:push and create an admin with pnpm admin:create, then redeploy.
Sign-in is not configured. Set ADMIN_JWT_SECRET and DATABASE_URL, push admin tables, and create an admin (see README).
Invalid email or password. Admin accounts are provisioned internally — contact the engineering team if you need access.