Set pressure cooker to "sear", add oil, and press "start/stop". When oil is hot, add chicken, garlic, and ginger.
While cooking, in a bowl, mix honey, rice vinegar, ketchup, soy sauce, Sriracha, chicken stock, and pineapple juice, set aside.
When chicken turns golden brown, add pineapple, red bell pepper, and green bell pepper. Stir in mixture from bowl.
Close and lock lid, set pressure cooker to "poultry", adjust time to 10 minutes, and press "start/stop".
When done, quick release and make sure all pressure is released before opening lid.
Carefully open lid and add cornstarch and water mix. Stir well. Serve hot with cooked rice topped with scallions and a drizzle of sesame oil poured over cooked rice.