How to deal with optional number fields (zod + react-query)

[alavkx]

Here's an example of dealing with optional number fields using zod and react-query. Is this worth adding as an example in the docs? https://codesandbox.io/s/zod-react-hook-form-react-query-how-to-deal-with-number-fields-fy04i8?file=/src/App.tsx

Credit to Micheaaa on the t3 discord for helping me with this 😄