Challenge: Pizza Schema

Problem statement

• Write a GraphQL schema to update a pizza.

• Go to line 58 on the widget below and write the implementation.

• The mutation name is updatePizza.

• The updatePizza must have an id of Int . The toppings field should have a List of object with an id property of Int as an argument. The pizza can be String, but this is optional.

• The mutation updatePizza will resolve to the Pizza object.

• Pizza contains an id of Int (non-null), a pizza of String (non-null), and toppings (List) fields. The Toppings fields contain an id of Int (non-null) and a topping of String (non-null).

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