Command `/myroomnick` seems to be broken

[dozro]

Describe the bug

/myroomnick sometimes seems to just to nothing at all

Reproduction

1. Try to change the room Nick with /myroomnick
2. It does nothing and doesn't give you an error

Expected behavior

No response

Platform and versions

- OS: Linux armv81
- Browser: Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/145.0.0.0 Mobile Safari/537.36
- Sable: v1.7.0 (f50de89)

Additional context

No response