current versions of Firefox and LibreWolf have issues staying awake while playing video content.. ..here is my easy [but manual] fix..

Disable dpms to keep session awake (like Caffeine)

https://git.sr.ht/~e33io/dotfiles/tree/main/item/.local/bin/stay-awake-on-desktop.sh

Re-enable dpms to resume screen blanking and locking

https://git.sr.ht/~e33io/dotfiles/tree/main/item/.local/bin/stay-awake-off-desktop.sh

#firefox #librewolf #browser #linux