Update frontends/lif_advisor_app/src/utils/analytics.ts

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: bjagg

frontends/lif_advisor_app/src/utils/analytics.ts

@@ -16,9 +16,11 @@ function loadGtag(): void {
   document.head.appendChild(script);
 
   window.dataLayer = window.dataLayer || [];
-  // Must use `arguments` (not rest params) — gtag.js checks for Arguments objects in dataLayer
-  // eslint-disable-next-line @typescript-eslint/no-explicit-any, prefer-rest-params
-  window.gtag = function () { (window.dataLayer as any[]).push(arguments); } as any;
+  // gtag.js expects the `arguments` object to be pushed into dataLayer (not a rest-parameter array)
+  // eslint-disable-next-line prefer-rest-params
+  window.gtag = function () {
+    window.dataLayer.push(arguments);
+  };
   window.gtag('js', new Date());
   window.gtag('config', MEASUREMENT_ID, { anonymize_ip: true });
 }