Supermarket’s website and app go offline as customers save more than $100 on some 24-packsGet our breaking news email, free app or daily news podcastThe Coles website and app have gone offline hours after a viral Reddit post highlighted a nearly 80% discount on 24-packs of premixed alcoholic drinks.For several hours on Saturday, both the Coles website and app displayed a message advising “we’re currently offline – but not for long”. The website and app came back online, before the webs