location = /photo {

    rewrite ^/(.*)$ $1/ permanent;
}
location ^~ /photo/ {

    rewrite ^/photo/(.+)$ /$1 break;
    root /usr/syno/synoman;
    index index.cgi;
    location = /photo/ {
        try_files $uri /photo/index.cgi$is_args$query_string;
    }
    include conf.d/.alias.syno-app-portal.SynologyPhotos.conf;
}