How to install toolchain without espup?

[worst-git-server]

sorry for opening a new issue, but I can't post in #531 because it was closed and I still have a question:
are there any docs on how to install the toolchain without espup?

[SergioGasquez]

sorry for opening a new issue, but I can't post in #531 because it was closed

You cant post on closed issues??

are there any docs on how to install the toolchain without espup?

https://github.com/esp-rs/rust?tab=readme-ov-file#building-from-source