With Auto Layout, much of our designs are already responsive. Let the prototype windows be resizable like a browser.
Could even offer breakpoints to switch to different component variants.
I know there’s workarounds and best practices, but I’m saying it’d be best to support this behavior natively, instead of forcing people to do silly workarounds.
“Best practices” needing to exist simply means that you missed the ball on building an opinionated and correct tool.