Air Fryer Salmon with Horseradish Rub

Name: Air-Fryer Salmon with Horseradish Rub
Ingredients: Cooking spray; 2 tablespoons finely grated horseradish; 1 tablespoon finely chopped flat-leaf parsley; 1 tablespoon capers, finely chopped; 1 tablespoon extra-virgin olive oil; 1 (12 ounce) skinless salmon fillet (about 1 inch thick); ¼ teaspoon salt; ¼ teaspoon ground pepper