Workers were out in force Wednesday at the future home of Lucero Olive Oil tasting room in downtown Napa. The new spot is at the former site of China Light Restaurant, on First Street between Starbucks and the new Vermeil Wines tasting room. Taylor said he is reaching for a target grand opening of Oct. 24. He said he expects to start interior work tomorrow. The owner of the new establishment is Dewey Lucero.