server {
    listen 80;

    # API запросы → FastAPI backend
    location /api/ {
        proxy_pass http://backend:8000;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
    }

    # Всё остальное → Vite dev server (с поддержкой WebSocket для HMR)
    location / {
        proxy_pass http://frontend:5173;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_set_header Host $host;
        proxy_cache_bypass $http_upgrade;
    }
}