Chicken Fajita Casserole

Name: Chicken Fajita Casserole
Ingredients: 3 tablespoons avocado oil; 1 large red bell pepper, sliced; 1 large yellow bell pepper, sliced; 1 medium onion, halved and sliced; 4 teaspoons chili powder; 2 ½ teaspoons ground cumin; 1 ¼ teaspoons garlic powder; ¾ teaspoon salt; ¼ teaspoon ground pepper; 2 ½ cups sliced cooked chicken thighs; 1 tablespoon lime juice; 6 (6-inch) corn tortillas, halved and cut into 1-inch strips; 1 cup shredded Mexican cheese blend; ¼ cup chopped fresh cilantro