server {
    listen 80;
    server_name _;

    root /usr/share/nginx/html;
    index index.html;

    # Gzip
    gzip on;
    gzip_types text/plain text/css application/javascript application/json image/svg+xml;
    gzip_min_length 1024;
    gzip_vary on;

    # Cache static assets (JS/CSS с хешами в имени — кешируем надолго)
    location ~* \.(js|css|woff2?|ttf|svg|png|jpg|ico)$ {
        expires 1y;
        add_header Cache-Control "public, immutable";
        try_files $uri =404;
    }

    # React SPA — все неизвестные пути → index.html (не кешируем)
    location / {
        add_header Cache-Control "no-store";
        try_files $uri $uri/ /index.html;
    }

    # Proxy REST API → FastAPI
    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;
        proxy_read_timeout 120s;
        proxy_send_timeout 120s;
    }

    # Proxy WebSocket → FastAPI (/ws/ и /api/admin/ws/)
    location ~ ^/(ws/|api/admin/ws/) {
        proxy_pass http://backend:8000;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_set_header Host $host;
        proxy_read_timeout 3600s;
    }

    # MinIO console
    location /minio/ {
        proxy_pass http://minio:9001/;
        proxy_set_header Host $host;
    }
}