The women and minority-run Wilmington Concert Opera (WCO) has announced its 2023 season, “Back to Before,” marking its return to its pandemic-postponed 2020 programming. Here’s what’s in store for Delaware opera fans. In April, WCO will serve up one of two mainstage shows—a first for WCO— starting with “La serva padrona.” Pergolesi’s quintessential intermezzo, stars baritone John Michael as Uberto {…}