fix(infra): replace legacy klz fallback references with etib across docker compose and test scripts

scripts/check-security.ts

@@ -1,7 +1,8 @@
 import axios from 'axios';
 
 const targetUrl = process.argv[2] || process.env.NEXT_PUBLIC_BASE_URL || 'http://localhost:3000';
-const gatekeeperPassword = process.env.GATEKEEPER_PASSWORD || 'klz2026';
+const gatekeeperPassword = process.env.GATEKEEPER_PASSWORD || 'etib2026';
+const authCookieName = process.env.AUTH_COOKIE_NAME || 'etib_gatekeeper_session';
 
 const requiredHeaders = [
   'strict-transport-security',
@@ -15,10 +16,11 @@ async function main() {
   console.log(`\n🛡️ Starting Security Headers Scan for: ${targetUrl}\n`);
   try {
     const response = await axios.head(targetUrl, {
-      headers: { Cookie: `klz_gatekeeper_session=${gatekeeperPassword}` },
+      headers: { Cookie: `${authCookieName}=${gatekeeperPassword}` },
       validateStatus: () => true,
     });
 
+
     const headers = response.headers;
     let allPassed = true;