Copycat Kung Pao Spaghetti

Name: Copycat Kung Pao Spaghetti
Ingredients: Kosher salt; 8 ounces spaghetti; Canola oil, for drizzling and frying; 1 tablespoon mirin; 1/4 cup soy sauce; 1 pound chicken tenders, sliced crosswise into 1/2-inch pieces; 1/2 cup chicken broth; 1/2 cup sweet chili sauce; 1 tablespoon sambal; 2 teaspoons sherry vinegar; 2 teaspoons sesame oil; 1/2 cup plus 2 teaspoons cornstarch; 1/4 cup dry-roasted peanuts; 6 scallions, cut into 1-inch pieces; 3 dried chiles de arbol, stemmed and seeded; 3 cloves garlic, minced