Instant Pot Keto Mediterranean Chicken

Name: Instant Pot Keto Mediterranean Chicken
Ingredients: 8 bone-in, skin-on chicken thighs (about 3 pounds); Kosher salt and freshly ground black pepper; 1 tablespoon olive oil; 3 cloves garlic, thinly sliced; 1 cup pitted kalamata olives; 2 tablespoons capers; 2 tablespoons white wine vinegar; 1 1/2 teaspoons dried oregano; 1 cup whole-milk Greek yogurt; 1/4 cup fresh flat-leaf parsley, roughly chopped; 2 tablespoons fresh mint leaves, roughly chopped; 1 teaspoon lemon zest plus 1 tablespoon lemon juice