Paul Mullin admits he is still unclear about what the future holds for him at Wrexham as he enters the final year of his contract. The 31-year-old is nothing short of a legend at the North Wales club because of the key role he played in their remarkable rise from the National League to the Championship. Mullin scored a staggering 110 goals in 170 competitive appearances for Wrexham and made a similar impact on the local community, where he struck a chord with the club’s loyal fanbase. Mullin took a huge risk when he dropped down the divisions to join them as a non-league side and soon became a household name thanks to his scoring exploits and his starring role in the FX documentary series Welcome to Wrexham, which showcased his personality and family values. His achievements are even more remarkable when you consider the injury issues he has contended with.…