HaapiStepperCheckboxFormFieldUI
Renders the built-in checkbox for a HAAPI checkbox field, wired to the form's state.
Must be rendered inside a HaapiStepperFormUI (it reads formState from the form context, so it throws
outside one). Normally HaapiStepperFormFieldUI picks it automatically — use it directly only to place
the checkbox yourself in a custom layout:
Loading playground…