In a large application where tracking state changes is becoming complex, which library could help manage state updates using a more concise and readable syntax, while ensuring immutability?

In a large application with complex state changes, the library that can help manage state updates using a more concise and readable syntax while ensuring immutability is Immer. Immer simplifies state updates by allowing you to write code that appears mutable but actually produces immutable updates. It's particularly useful when dealing with deeply nested state structures.