Dirty Martini Pork Chops

Name: Dirty Martini Pork Chops
Ingredients: 2 1/2 pounds pork shoulder chops (3/4 to 1 inch thick); 1 teaspoon finely chopped fresh rosemary; 3/4 teaspoon kosher salt; 1/2 teaspoon black pepper; 2 tablespoons canola oil; 3 tablespoons cold unsalted butter , cut into cubes, divided; 8 garlic cloves , smashed; 1 1/4 cups pitted Castelvetrano olives , plus 2 teaspoons olive brine, divided; 4 to 6 fresh red Thai chiles; 4 fresh or dried bay leaves; 1/4 cup (2 ounces) gin; 1/2 cup chicken stock; 2 tablespoons fresh lemon juice; 2 teaspoons rice wine vinegar