! LaTeX Error: File `etoolbox.sty' not found.
Type X to quit or <RETURN> to proceed,
or enter new name. (Default extension: sty)
Enter file name:
! Emergency stop.
<read *>
l.117 \def
\Hy@Error{\PackageError{hyperref}}^^M
! ==> Fatal error occurred, no output PDF file produced!
Transcript written on notes.log.
Error: Process completed with exit code 1.
Probably just needs some package... The CI was not running for awhile due to inactivity in the repo so I'm not sure when/what broke this.