server {
    listen 80;
    server_name _;
    root /usr/share/nginx/html;
    index index.html;

    # SPA fallback
    location / {
        try_files $uri $uri/ /index.html;
    }

    # API-Proxy zum Backend
    location /api/ {
        proxy_pass http://backend:8000;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    }

    # Health endpoint proxy
    location /health {
        proxy_pass http://backend:8000/health;
    }

    gzip on;
    gzip_types text/plain text/css application/json application/javascript text/xml application/xml text/javascript;
}