[joaquincabezas]

The culprit seems to be: https://huggingface.co/spaces/hesamation/primer-llm-embeddin...

So someone, at some point, thought this was a feature

[hxtk]

I thought that the point of replaceState was precisely to avoid appending elements to the history, and instead replace the most recent one, so I think I must be missing something if that line causes lots of additional history items.