Heat oil in a large skillet or wok over medium-high heat until hot. Stir in five-spice powder, garlic powder, ginger, pepper, cayenne, and soy sauce. Blend well. Add chicken; cook and stir 5 to 8 minutes or until coated with seasonings, lightly browned and no longer pink. Add chicken broth, curry, vinegar, and coconut milk; stir. Bring to a boil, reduce heat and simmer uncovered 20 to 25 minutes, stirring occasionly. Add veggies to skillet, bring to a boil. Cook 3 to 5 minutes or until veggies are crisp-tender. Serve over rice.