I Guess you mean it is not rendering on publish. Please make sure that you activate your code containing component and template to publish instance as well.
The document  has all the steps and also package containing the website. You can go through  & verify yourself what you are missing.
Thanks for your message, it helps to fix the issue. I overlooked the below step.
In CRXDE Lite, add a property to the node apps/mywebsite/components/contentpage:
- Name: sling:resourceSuperType
- Type: String
- Value: foundation/components/page