ZulienScoreBot — scanner info

# Let the ZulienScore scanner through maintenance mode (put BEFORE your maintenance rules)
RewriteCond %{HTTP:X-Zulien-Scanner-Token} =YOUR-SCANNER-TOKEN
RewriteRule ^ - [E=ZULIEN_BYPASS:1,L]
Header always set X-Zulien-Maintenance-Bypass "1" env=ZULIEN_BYPASS

# inside server {} block, BEFORE the maintenance rewrite
set $bypass_maintenance 0;
if ($http_x_zulien_scanner_token = "YOUR-SCANNER-TOKEN") {
    set $bypass_maintenance 1;
}
if ($bypass_maintenance != 1) {
    return 503;  # or your maintenance response
}
add_header X-Zulien-Maintenance-Bypass $bypass_maintenance always;

# Cloudflare WAF custom rule (Skip)
(any(http.request.headers["x-zulien-scanner-token"][*] eq "YOUR-SCANNER-TOKEN"))
Action: Skip -> All remaining custom rules

// PrestaShop: inside your maintenance check (override or module hook)
if (hash_equals('YOUR-SCANNER-TOKEN', $_SERVER['HTTP_X_ZULIEN_SCANNER_TOKEN'] ?? '')) {
    header('X-Zulien-Maintenance-Bypass: 1');
    return; // skip the maintenance block for this request only
}

// WordPress: mu-plugin, loaded BEFORE your maintenance plugin
if (hash_equals('YOUR-SCANNER-TOKEN', $_SERVER['HTTP_X_ZULIEN_SCANNER_TOKEN'] ?? '')) {
    header('X-Zulien-Maintenance-Bypass: 1');
    define('WP_MAINTENANCE_BYPASS', true);
}

# robots.txt
User-agent: ZulienScoreBot
Allow: /
# (default already allows us — this is only if you need to override a blanket Disallow)