{"available":false,"message":"Diagnostics are limited in production for security.","guidance":["Ensure SUPER_ADMIN_PASSWORD is set in your deployment environment (Vercel, Docker, etc.).","Ensure SUPER_ADMIN_EMAIL is set if you use a different admin email (default: security@quilons.com).","Ensure DATABASE_URL, NEXTAUTH_SECRET, and NEXTAUTH_URL are set.","Check server logs for [Auth] and [Seed Retry] messages when login fails."]}