Support for custom LaTeX macros

Archive Feature Requests
#1

Might it be possible to allow for users to set custom LaTeX macros in some way (see the KaTeX docs for specification – https://katex.org/docs/options.html )?

Using espanso (a text expander) to automate writing LaTeX
#2

A post was split to a new topic: Using espanso (a text expander) to automate writing LaTeX

#3

Related: Enable HTML in KaTeX formulas which similarly requires setting some KaTeX options.