Demo link not working

[goran]

Hi,
I'm unable to access "Try it yourself" due error:

[Vue warn]: Invalid default value for prop "options": Props with type Object/Array must use a factory function to return the default value.
(found in at /home/mike/Projects/vue-dual-list/component/vue-dual-list.vue)

[Mike Rodrigues De Lima]

https://vue-dual-list.herokuapp.com/