Kung Pao Tofu Rice Salad

1/2 cup instant brown rice

1/2 cup shredded carrot

1/2 cup thinly sliced bok choy

1/4 cup chopped green onions

2 tablespoons chopped fresh cilantro

3 ounces packaged grilled tofu, cut into (1/2-inch) cubes (such as Marjon; about 1/2 cup)

1 tablespoon rice vinegar

1 1/2 tablespoons creamy peanut butter

2 teaspoons water

2 teaspoons low-sodium soy sauce

1/2 teaspoon chili garlic sauce (such as Lee Kum Kee)

1/8 teaspoon salt