Can't run UIKit

Description

I need to activate or run UIKit to show buttons in livechat

Server Setup Information

  • Version of Rocket.Chat Server: 3.6.0-rc.0
  • Operating System: Linux
  • Deployment Method: docker
  • Number of Running Instances: 1
  • DB Replicaset Oplog: Enabled
  • NodeJS Version: v12.16.1
  • MongoDB Version: 4.0.20
  • Proxy:
  • Firewalls involved:

Any additional Information

I know that the new version of rocketchat has rich message feature but i dont know how to do that with UIKit or how to enable it… Thank yu in advance