server {
    server_name doma.in;
    listen 80;
    root /path/to/shlink/public;
    index index.php;
    charset utf-8;

    location / {
        try_files $uri $uri/ /index.php$is_args$args;
    }

    location ~ \.php$ {
        fastcgi_split_path_info ^(.+\.php)(/.+)$;
        fastcgi_pass unix:/var/run/php/php8.1-fpm.sock;
        fastcgi_index index.php;
        include fastcgi.conf;
    }

    location ~ /\.ht {
        deny all;
    }
}