feat(day0): Added button for sched link to every talk

content/day0/04_vmware.md

@@ -1,6 +1,6 @@
 ---
 title: The Node OS Is Part of Your Platform Contract
-weight: <index of talk on the day>
+weight: 4
 tags:
  - platformengineeringday
  - keynote
@@ -10,6 +10,7 @@ tags:
 
 <!-- {{% button href="https://youtu.be/rkteV6Mzjfs" style="warning" icon="video" %}}Watch talk on YouTube{{% /button %}} -->
 <!-- {{% button href="https://docs.google.com/presentation/d/1nEK0CVC_yQgIDqwsdh-PRihB6dc9RyT-" style="tip" icon="person-chalkboard" %}}Slides{{% /button %}} -->
+<!-- {{% button href="https://colocatedeventseu2026.sched.com/event/2DY6g" style="error" icon="calendar" %}}Sched Link{{% /button %}} -->
 <!-- {{% button href="https://github.com/graz-dev/automatic-reosurce-optimization-loop" style="info" icon="code" %}}Code/Demo{{% /button %}}  -->
 <!-- {{% button href="https://cloudnativeplatforms.com" style="info" icon="link" %}}Website/Homepage{{% /button %}}  -->