TBF, the documentation says you can download and review the script, then run it. Or use other methods like a homebrew or (unofficial) Debian package, or you can just install the binary where you want it, which is all the install.sh script (107 lines, 407 words) does.

https://uncloud.run/docs/getting-started/install-cli/#instal...

I mean how commands are run on the servers - indirectly or indirectly. It's likely a code quality issue?