What's the support for hot-reloading in Vue 3? (as in Fighweel for example), i.e. state survives re-loading of component code, so you can see your changes right

What's the support for hot-reloading in Vue 3? (as in Fighweel for example), i.e. state survives re-loading of component code, so you can see your changes right away without any navigation action. This used to kinda work with Vue 2 by passing down all your state through props.