apps/web/src/lib/google-ads.ts

@@ -39,9 +39,15 @@ export function initGoogleAds(): void {
   _adsId = id;
 
   window.dataLayer = window.dataLayer || [];
-  const gtag: (...args: GtagArgs) => void = (...args) => {
-    window.dataLayer?.push(args);
-  };
+  // gtag.js executes only queue entries that are the `arguments` object; pushing a
+  // plain array (rest params → `args`) is stored as inert dataLayer data and the
+  // command (config/event) NEVER runs. That silently disabled ALL conversion
+  // tracking — no _gcl_aw linker cookie, no conversion pings, 0 conversions in the
+  // panel. Use Google's canonical snippet form that pushes `arguments`.
+  function gtag() {
+    // biome-ignore lint/style/noArguments: gtag.js only processes the raw arguments object
+    window.dataLayer?.push(arguments as unknown as GtagArgs);
+  }
   if (!window.gtag) window.gtag = gtag;
 
   const script = document.createElement("script");