Meghan Markle is setting up shop with a glamorous new brand, teasing a first look on Thursday while revealing that it will be called American Riviera Orchard. Sources close to the Duchess of Sussex claim she will share lifestyle content, RadarOnline.comhas learned, paying homage to her former blog The Tig with a focus on home, garden, food, and general day-to-day wares. A trademark application showed treats, cutlery, table linens, and cookbooks were covered in the filing, according to Page Six. Her latest business venture marked the return of Meghan to Instagram, having garnered 200k followers…