HOOD RIVER — Dripping with glamor and energy, “Cabaret” etches a Berlin colored by vibrant personalities. But the city is crumbling, threatened by oppressive forces of evil and bigotry out to eradicate free existence. From Hood River production company Theatre CamilleLynne, an all-teenage production of the legendary Broadway musical will premiere at Columbia Center for the Arts (CCA) on Aug. 7 and run for two weekends.