Add hero images to the Events page

Author: oleg-nenashev

events/README.md

@@ -6,13 +6,17 @@ We also organize some events on our own.
 
 ## Kubernetes Community Days (KCD)
 
+<a href="https://kcd.cloud-native-romandy.ch/"><img src="https://cloud-native-romandy.ch/kcd2026/images/cover_2025.jpg" alt="KCD Suisse Romande"/></a>
+
 We organize the Kubernetes Community Days (KCD) conference in Suisse Romande:
 
 * [KCD Suisse Romande 2026](../kcd2026/README.md) - 09-10 December 2026, CERN
 * [KCD Suisse Romande 2025](../kcd2025/README.md) - 04-05 December 2025, CERN
 
 ## Other Events
 
+<a href="./kubetrain/README.md)"><img src="./kubetrain/images/gare-de-lyon.jpg" alt="Kubetrain"/></a>
+
 * [KubeTrain Europe](./kubetrain/README.md) from Lausanne and Geneva
 * [Local Meetups](./meetups/README.md)