Ireozar [1] filed an adoption request for browserpass-librewolf [2]: This is almost the same as browserpass-firefox, which is maintained by the main author, this package's maintainer just has to change the corresponding paths and keep up with updates.
[1] https://aur.archlinux.org/account/Ireozar/ [2] https://aur.archlinux.org/pkgbase/browserpass-librewolf/
