Greek Sheet Pan Chicken

Name: Greek Sheet Pan Chicken
Ingredients: 6 bone-in skin-on chicken thighs (about 2 1/2 pounds); Zest and juice of 3 medium lemons (about 2 tablespoons lemon zest plus 9 tablespoons juice); 5 tablespoons olive oil; 2 1/4 teaspoons dried oregano; 1 teaspoon paprika; 1 teaspoon garlic power; Kosher salt and freshly ground black pepper; 1 1/2 pounds Yukon gold potatoes (about 4 medium), cut crosswise into 1/4-inch-thick slices; 8 ounces cherry tomatoes (about 2 cups); 2 orange bell peppers, cut into 1-inch pieces; 1 large red onion, halved and cut into 1/4-inch-thick slices; One 6-ounce block feta, cut into 1/2-inch pieces; 2 Persian cucumbers, quartered lengthwise and cut into 1/2-inch pieces; 1/3 cup pitted kalamata olives, halved lengthwise; 1/3 cup roughly chopped fresh dill; Prepared tzatziki and warm pita bread, for serving