Update index.mdx

Author: pulkitacloudflare

src/content/docs/workers/index.mdx

@@ -59,6 +59,12 @@ Get started with your first project:
 <span>Schedule [cron jobs](/workers/configuration/cron-triggers/), run durable [Workflows](/workflows/), and integrate with [Queues](/queues/)</span>
 </div>
 
+<div>
+#### Observability & monitoring
+
+<span>Monitor performance, debug issues, and analyze traffic with [real-time logs](/workers/observability/logs/) and [analytics](/workers/observability/metrics-and-analytics/)</span>
+</div>
+
 ---
 
 ## Integrate with Workers