Crispy Baked Chicken Flautas

Name: Crispy Baked Chicken Flautas
Ingredients: 3 tablespoons extra-virgin olive oil, plus more for brushing; 1 pound ground chicken, preferably dark meat; Kosher salt and freshly ground pepper; 1 tablespoon tomato paste; 2 teaspoons chopped chipotle in adobo, plus 2 teaspoons sauce; ¼ cup chopped cilantro leaves and tender stems, plus more for serving; 2 teaspoons fresh lime juice; 6 ounces Monterey Jack, shredded (1 ½ cups); 6 flour tortillas (each 8 inches); Pico de gallo, for serving; Sour cream, for serving