A controversial Idaho bar offering hetero-only beer deals and anti-vax meetups has added “open carry” coffee events to its contentious calendar, but with one minor caveat: no rifles. For the remaining Saturdays in June, the Old State Saloon in Eagle, Idaho, is encouraging its patrons to bring their holstered guns to their establishment as part of a buy one, get one deal for coffee. “Join us for the safest cup (or two) of coffee you’ve ever had. Bring your favorite sidearm and a story,” the bar announced Saturday on Facebook. “No rifles, please.” “Sounds like a recipe for violence,” one person …