message: refactor: make the validationSchema optional
diff: @@ -3,7 +3,7 @@ import { Flag, FormController, SubmissionHandler, GenericValidateFunction, Field
  import { unwrap } from './utils/refs';
  interface FormOptions {
  - validationSchema: Record<string, GenericValidateFunction>;
  + validationSchema?: Record<string, GenericValidateFunction>;
  }
  export function useForm(opts?: FormOptions) {
  