fix(analytics): Resolve Umami proxy 500 error and empty server events

app/[locale]/layout.tsx

@@ -96,10 +96,8 @@ export default async function Layout(props: {
       });
     }
 
-    const { after } = await import('next/server');
-    after(() => {
-      serverServices.analytics.trackPageview();
-    });
+    // Server-side analytics tracking removed to prevent duplicate/empty events.
+    // Client-side AnalyticsProvider handles all pageviews.
   } catch {
     if (process.env.NODE_ENV !== 'production' || !process.env.CI) {
       console.warn(