function Root () {
const form = useAppForm({})
return (
<form.AppForm>
{step === 1 && (
<Step1Fields form={form} />
)}
{step === 2 && (
<Step2Fields form={form} />
)}
<button>Previous</button>
<button onClick={() => form.handleSubmit()}>Next</button>
</form.AppForm>
)
}