Wrexham will look to improve their squad in the summer transfer window as they aim to take the next step towards the Premier League. The Red Dragons recorded the best finish in the club’s 162-year history with a seventh-place slot in the Championship, but narrowly missed out on the final playoff position on the last day of the season. It meant there were mixed emotions for manager Phil Parkinson, who proved plenty of doubters wrong, but there was still disappointment that they fell just short of making the season even better. History suggests Wrexham won’t be complacent in the summer window and will look to build upon their solid foundations to supercharge a promotion push next season. They are expected to be in the market for several top players in the coming months, but to comply with EFL squad rules , they will also have to move on some players. Wrexham already have more senior players than the 25-player limit, though those born on or after Jan. 1, 2005, do not need to be registered.…