Wheat Berries with Roasted Vegetables

Name: Wheat Berries with Roasted Vegetables
Ingredients: 6 tablespoons extra-virgin olive oil, plus more for drizzling; 2 cups (12 ounces) soft white wheat berries (see Note); 6 cups water; 1/2 cup dried cranberries; 2 thyme sprigs; Kosher salt; 2 medium carrots, cut into 1/2-inch pieces; 1 leek, white and light green parts only, cut into 1/4-inch slices; 1/2 pound cremini mushrooms, halved; Pepper; 4 ounces soft goat cheese, crumbled; Flaky sea salt, for sprinkling