Sheet Pan Chicken Fajitas

Name: Sheet Pan Chicken Fajitas
Ingredients: 1 tablespoon chili powder; Kosher salt and freshly ground black pepper; 1 pound baby bell peppers (12 to 15 peppers), halved, stemmed and seeded; 1 large yellow onion, halved and thinly sliced; 2 tablespoons extra-virgin olive oil; 1 1/2 pounds boneless, skinless chicken breast; Juice of 1 lime, plus lime wedges, for serving; 8 fajita-size flour tortillas, warmed; Shredded Monterey Jack cheese, guacamole, hot sauce, salsa and sour cream, for serving