That's reassuring, I haven't visited JK since the olden days and a lot of there advice back then though well meant was a little sketchy.
https://www.ratwell.com/technical/BrakeJob.html I don't know the etiquette for linking to another site....and its an Americanian one.
Clean drums. Brush out muck. Make sure nothing's seized. Check rear cylinders aren't leaking. Lube the star gear with Copaslip. Stuff like that.