help wanted
描述
Describe the bug

\newcommand isn't recognized and yields red text, even though it renders where used with the globalGroup turned on.
To Reproduce Steps to reproduce the behavior:
$$
\newcommand{\chk}{\checkmark}
$$
$$
\chk
$$
Works, but the first block is rendered in red.
Desktop (please complete the following information):
- OS: Arch Linux