Rainbow Pizza (Veggie Pizza with Cream Cheese)

Name: Rainbow Pizza (Veggie Pizza with Cream Cheese)
Prep time: 1 h
Total time: 1 h
Cuisine: European, American, Italian, Mediterranean
Ingredients: 1 sheet puff pastry, thawed according to package directions if frozen; 450 grams cream cheese, softened (8-ounce package); 180 grams sour cream (3/4 cup); 2 teaspoons finely chopped fresh chives; 2 teaspoons dried dill; 1 teaspoon dried parsley; 1 teaspoon garlic granules; 1 teaspoon onion powder; 1/2 teaspoon kosher salt; 1/8 teaspoon ground black pepper; Toppings: (see notes on topping quantities, below); 100 grams sharp cheddar cheese, grated (3 1/2 ounces); 140 grams cherry tomatoes, halved lengthwise (1 cup); 100 grams orange bell pepper, chopped (1/2 pepper, seeded and stem removed); 140 grams yellow corn kernels (1 cup), thawed if frozen; 60 grams broccoli florets, broken into small pieces (1 cup); 90 grams purple cabbage, shredded or chopped (1 cup)