- Added dnsutils (dig) to backend Dockerfile for DNS zone transfers - Fixed admin zone sync endpoints with correct imports - AsyncSessionLocal instead of async_session_maker
- FastAPI backend mit Domain-Check, TLD-Pricing, User-Management - Next.js frontend mit modernem UI - Sortierbare TLD-Tabelle mit Mini-Charts - Domain availability monitoring - Subscription tiers (Starter, Professional, Enterprise) - Authentication & Authorization - Scheduler für automatische Domain-Checks