mod_sasl2: Fix <challenge> generation - We are just adding child text data, so the correct method is :text() - The data should be base64-encoded, but it was being sent raw

module:set_global();

local log = _G.log;

module:add_timer(60-os.date("%S"), function (now)
	log("info", "-- MARK --");
	return 90 - ((now + 30) % 60);
end);