My 8 week old son sleeps through the night now. I breastfeed..should I be waking up to pump or just feed on demand?

Tamara • Mommy to my 2 beautiful baby boys, Nathan Louis💙 born August 12, 2017 and Parker Joseph May 6, 2019❤️ My whole world😍

I don’t want my supply to get bad since my son sleeps through the night for 9–10 hours !