Crash with particular title input

[cyrusboadway]

What happened?

Providing specific content related to the title crashes the application: "Application error: a client-side exception has occurred (see the browser console for more information)."

framework-5f4595e5518b5600.js:1 TypeError: Cannot read properties of null (reading 'title')
    at 605040ef-5bf360b804c2c400.js:1:117210
    at Array.reduce (<anonymous>)
    at Se.resolve (605040ef-5bf360b804c2c400.js:1:117191)
    at Te (605040ef-5bf360b804c2c400.js:1:117674)
    at Te (605040ef-5bf360b804c2c400.js:1:117792)
    at rt.resolve (605040ef-5bf360b804c2c400.js:1:123029)
    at 605040ef-5bf360b804c2c400.js:1:123005
    at Array.map (<anonymous>)
    at rt.resolve (605040ef-5bf360b804c2c400.js:1:122995)
    at 605040ef-5bf360b804c2c400.js:1:123005

To reproduce

The following content crashes the demo app:

---
#
---

(i.e. deleting title: What is Markdoc? and replacing it with #)

Version

Unsure, but whichever the demo page is using.

Additional context

No response

[mfix-stripe]

Thanks @cyrusboadway. Fixed here: markdoc/docs@e1fc963
(Now deployed)

[cyrusboadway]

👍