Listening to Roka Hueka’s danceable Latin ska, it’s easy to forget that the band’s lyrics take on hard issues like immigration and racism. The music’s fun. It keeps you moving. Most of the band’s members have played for years in acts around town and this is founder and frontman roka's first project. Gonzalez started listening to ska while growing up in Chihuahua, Mexico, when he first heard the Mexican City band Panteón Rococó. “Man, this music is energy,” he thought.…