For AI agents: a documentation index is available at the root level at /llms.txt and /llms-full.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.

1
get userId$(): Observable<string | undefined>

1
get userId(): string | undefined

1
selfParticipant.userId$.subscribe((userId) => {
2
  console.log('userId:', userId);
3
});