After years of planning and fundraising, the Mequon-Thiensville Sunrise Rotary Club is preparing to break ground on a new adaptive, all-user playground at Mequon Rotary Park a space designed to welcome children and adults of all ages and abilities.The project, supported by Mel's Charities and the Rotary Club, carries a funding goal of $4.5 million. On Saturday, organizers hosted the Party for the Playground event, aimed at helping push that goal…