As Celtic fans continue to wait for the club to make the first signing of the summer, it seems Brendan Rodgers is in a similar boat. The Bhoys boss obviously has much more insight into what’s going on behind the scenes at the club as targets are identified and negotiations rumble on. However, Rodgers has admitted that it’s all a bit of a waiting game for him, too. The manager is keen to see recruits through the door and remains hopeful quality deals will be done. The biggest position of need right now is between the sticks at goalkeeper. Joe Hart’s retirement has left a gaping hole in the squa…