Celtic boss Brendan Rodgers will be happy with his business in the summer transfer window that has formed the basis of a squad where he has adequate depth across key positions. Admittedly, managers and supporters always want a little more than what they bargain for, but eight summer signings for the Bhoys have helped to add some extra solidity to the existing core. While this campaign has yielded just one loss on the pitch, Celtic have had to contend with injuries concerning Cameron Carter-Vickers and Greg Taylor, among others, which has opened up space for the likes of Auston Trusty and Alex …