slow cooker pork with noodles

Ingredients

• 3 cups chicken broth, low salt
• 1/4 cup soy sauce
• 1/4 cup chinese rice wine or dry sherry
• 3 tablespoons packed light brown sugar
• 4 cloves garlic, smashed
• 1 - 2-inch piece ginger, peeled and sliced
• 2 - pieces star anise
• - kosher salt
• 3 pounds pork shoulder, boneless
• 1 - head bok choy, roughly chopped
• 3 1/2 ounces dried rice vermicelli noodles
• 1/2 cup fresh cilantro, chopped