When you’re heading into a major tournament – the 2024 European Championships, in this instance – it always helps when your star players are fit and firing, playing week-in, week-out at club level. The struggles of Rangers’ £3 million man throughout the season just gone, then, rather summed up the concerns of his nation heading over to Germany. Ianis Hagi has not really featured with any regularity since midway through the 2021/22 season, when he suffered a serious knee injury that would restrict him to just eight Scottish Premiership appearances over the next 18 months. A loan spell at Deport…