Ah that's useful context, thankyou! I didn't realise there was anything special going on with the path, I thought they were just doing a redirect back to that p

Ah that's useful context, thankyou! I didn't realise there was anything special going on with the path, I thought they were just doing a redirect back to that path from the server route if there were errors. What they're doing is much more clever and sophisticated than I realised, I definitely need to dive into it a bit more.