Carved into San Francisco’s hilly Chinatown, a newly renovated park and community clubhouse flip a disjointed recreation place into a new hub of intergenerational action. By mixing architecture and landscape design and style, the job transforms a complicated and awkward site into a rare, public social room for the densest neighborhood in the city. [Photo: Bruce Damonte/courtesy CMG + Jensen] Willie “Woo Woo” Wong Playground, built by CMG Landscape Architecture and Jensen Architects for the city’s Recreation and Parks Section, has been an essential community space in tightly packed Chinatown for just about a century. Before, the fifty percent-acre park was a little bit of a jumble. Situated in the…