`markbind serve` may sometimes cause memory leak for EventEmitter

[yamgent]

Tell us about your environment

• MarkBind Version: 1.10.0

What did you do? Please include the actual source code causing the issue.

markbind serve sometimes causes an memory leak error message to print for EventEmitter:

(node:25288) MaxListenersExceededWarning: Possible EventEmitter memory leak detected. 11 error listeners added. Use emitter.setMaxListeners() to increase limit

Originally reported here: se-edu/learningresources#62 (comment)

[ang-zeyu]

does this still occur? @damithc

I've never encountered this before

May have been a dependency upgrade somewhere that fixed it

[damithc]

I've never encountered it myself. Let's close for now.