Middle Eastern Pita Salad

One 10-inch pita, split in half Vegetable oil 1 teaspoon cumin 1 red pepper 1 cup marinated artichoke hearts, drained 3 ripe plum tomatoes or 2 cups small cherry or grape tomatoes ¼ cup kalamata olives, pitted ¼ cup fresh mint or basil, chopped ¾ cup feta, crumbled ½ lemon 2 tablespoons olive oil 1…