Skillet Sausage and Potatoes

1 pound small gold potatoes

1 tbsp olive oil, or as needed

1 (12-ounce) package fully-cooked smoked beef sausage, sliced 1/2-inch thick

1 red bell pepper, sliced vertically

1 green bell pepper, sliced vertically

1 red onion, cut into 1/2-inch chunks

1 golden delicious apple - peeled, cored, and cut into 1/2-inch cubes

1 clove garlic, minced

1/2 cup frozen petite peas

1 teaspoon dried thyme salt and freshly…