[🐞] Qwik tutorial at https://qwik.builder.io/tutorial/store/serialization/ throws 404

[y471n]

Which component is affected?

Qwik Playground

Describe the bug

The serialization graph tutorial on the website isn't working at the URL: https://qwik.builder.io/tutorial/store/serialization/

Reproduction

https://qwik.builder.io/tutorial/store/serialization/

Steps to reproduce

No response

System Info

Not applicable.

Additional Information

No response